It is utilized to link the grounded conductor of the derived system to the grounding electrode as outlined in 250.30(A) (4).
What is ground conductor ?
One who intentionally connects a wire or conductor to the earth is said to be a grounding conductor. The term "ground conductor" or "case ground" are terms used to describe the grounding conductor. The ground wire is typically attached to an appliance, tool, or case that is part of the electrical box or its exterior.
What is grounding electrode ?
A conductive object known as a grounding electrode creates a direct connection to the earth or ground. A grounding electrode must make direct contact with the ground; this is crucial. Although there are many conductive items in a structure, not all of them directly link to ground.
A grounding electrode conductor must be sized in line with 250.66 for the derived ungrounded conductors for each individually deriving system. It is utilized to link the grounded conductor of the derived system to the grounding electrode as outlined in 250.30(A) (4).
Therefore, it is utilized to link the grounded conductor of the derived system to the grounding electrode as outlined in 250.30(A) (4).
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With a 9.0 voltage battery connected with two resistors, one is 10 ohms and the other resistor is at 20 ohms, what is the voltage drop across the battery?
A) -1.00v
B) -3.00v
C) -9.00v
D) -12.00v
With a 9.0 voltage battery connected with two resistors, one is 10 ohms and the other resistor is at 20 ohms the voltage drop across the battery 1 volt. Thus, option A is correct.
What will be the voltage supplied?Given data
voltage supplied Vs= 1.5 volts
resistance R1= 1000 ohms
resistance R2= 500 ohms
The total resistance is
Rt= 1000+ 500
Rt= 1500 ohms
In series connection the current is the same for all components while the voltage divides across all components,the voltages consumed by each individual resistance is equal to the source voltage.
Therefore, With a 9.0 voltage battery connected with two resistors, one is 10 ohms and the other resistor is at 20 ohms the voltage drop across the battery 1 volt. Thus, option A is correct.
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if you throw or launch the apple at a fast enough speed the time required for it to slow to a stop becomes infinite at this speed or faster it's not coming back we call this the escape speed at the surface of earth escape speed is 11 km x 25,000 miles per hour at this speed how long would it take to travel from los angeles to new york 4000 km brainly
The time would it take to travel from Los Angeles to New York 2.75 * 10^-3 s
What is the time taken?We call the velocity that is required for an object to escape the gravitational pull of the earth the escape velocity of the satellite. When a satellite has this velocity, the satellite is now able to freely escape from the earth and is now able to get into the outer space.
On the other hand, we would also have to remember the formula for the speed off an object. We have to remind ourselves that speed is a scalar quantity and this implies that the direction of the speed is not important when we are discussing the speed of a body.
Thus, we know that;
Speed = distance/time
time = distance/speed
time = 11 km/s/ 4000 km
time = 2.75 * 10^-3 s
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How do the factors affecting friction and how to increase/decrease friction?
Answer:
Factors Affecting Friction
Friction is dependent on the smoothness or roughness of the two surfaces that are in contact with each other. When the surface is smooth, the friction between the two reduces as there is not much interlocking of irregularities. While the surface is rough, friction increases.
Explanation:
The figures below show one or more metal wires sliding on fixed metal rails in a magnetic field. For each, determine if the induced current flows clockwise, flows counterclockwise, or is zero. Show your answer by drawing it. a. • • b. x x x x d. . x x x x тx
As per lenz's law, a current induced in such a way that it opposes the change in flux through loop.
What are metal wires?
A wire is a flexible strand of metal. The wire is commonly formed by drawing the metal through a hole in a die or draw plate. Wire gauges come in various standard sizes, as expressed in terms of gauge number. Wires are used to bear mechanical loads, often in the form of wire rope.
As per lenz's law, a current induced in such a way that it opposes the change in flux through loop.
Following are the directions of flow of current for each diagram -
a) Clock -wise
b) counter - clockwise
c) No flux change so, Induced Current = 0
d) counter - clock wise
e) clockwise
f) No current
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Complete Question is in the adjoining image -
PLS HELP URGENT HAVE TEST SOON The moon orbits the Earth every 27 days. The distance between the Earth and the moon is 3.84 x 10^8 m. What is the tangential velocity of the moon?
Round answer to nearest whole number. Your answer should be in units of m/s.
Answer: 27
Explanation:
The mass of the Earth is approximately
6.02 × 10^24
Solution:
First Converting 27.32 days to seconds
The graph shows a car’s velocity over time, What is the car’s acceleration between 6 and 7 seconds
Based on the given graph of the car’s velocity over time, the car’s acceleration between 6 and 7 seconds is 0 m/s².
What is the acceleration of a body?The acceleration of a body is defined as the rate of change of velocity of a body with time.
Mathematically, the acceleration of a body is given below as follows:
Acceleration = change in velocity / change time
The change in the velocity of a body is given as follows:
Change in the velocity = Final velocity - initial velocity
A velocity-time graph is a graph that plots the velocity of a body against the time taken by the body to move. The slope of a velocity-time graph gives the acceleration of the body.
The acceleration of the car is calculated from the given velocity-time graph as follows:
Acceleration = (60 - 50) m/s / (7 - 6) s
Acceleration = 10 m/s²
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a radio antenna broadcasts a 1.0 mhz radio wave with 25 kw of power. assume that the radiation is emitted uniformly in all directions.
The intensity of the waves from the antena was found to be 2.0x10^-6 w/m^2
defiine antena ?
A metallic structure that collects and/or transmits radio electromagnetic waves is known as an antenna. Antennas come in different forms and sizes, from little ones for watching TV on your roof to massive ones that catch signals from satellites millions of kilometres away.
Space Communications and Navigation (SCaN) employs parabolic antennas, which are unique bowl-shaped antennas that concentrate signals at a single point. The antennas' bowl shape allows them to capture and transmit electromagnetic radiation. In order to catch and transmit the signal, these antennas move horizontally (measured in hour angle/declination) and vertically (measured in azimuth/elevation).
SCaN contains more than 65 antennas that assist gather and send data to and from space satellites.
I=P/4πr^2
i=25000/4π(30000)^2
≈2.0x10^-6 w/m^2
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If you drive west at 40 mph for 25 hours how far would you travel?
Answer:
1000
Explanation:
25x40=1000
Answer:
If you drive west at 40 miles per hour for 25 hours, you would travel 1000 miles.
Explanation:
This is determined by multiplying the speed you are traveling (40 miles per hour) by the amount of time you are traveling (25 hours), which gives you 1000 miles. It's important to note that this is only an estimate, as various factors such as traffic and road conditions can affect your actual travel distance. Additionally, driving for extended periods of time can be dangerous, so it's important to take regular breaks and make sure you're well rested before getting behind the wheel.
PLS HELP The moon orbits the Earth every 27 days. The distance between the Earth and the moon is 3.84 x 10^8 m. What is the tangential velocity of the moon?
Round your answer to the nearest whole number. Your answer should be in units of m/s.
The tangential speed of the moon as it leaves the orbit of the earth to the nearest whole number is 9 * 10^7 m/s.
What is the tangential velocity?We know that the tangential velocity has to do with the velocity of the moon when it leaves the circular orbit of the earth. For this we have to call to mind some of the basics of the circular motion. We have to use the formula that says;
V = 2πr/T
We now have to define each and every one of the terms that we have in the equation so that we can be able to apply them to be able to solve the problem meaningfully and we have;
V = velocity
r = Distance covered
T = Period
Where we have from the question;
V = ?
r = 3.84 x 10^8 m
T = 27 days
V = 2 * 3.142 * 3.84 x 10^8/27
V = 8.9 * 10^7 m/s
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If the average hang time of a professional football kick is 4.4s, then determine the average maximum height.
The average highest height of a professional football kick is 189.728 m if the hang time is 4.4 seconds on average.
What is meant by hang time?A person or an object's total duration in the air after leaving the ground is known as their "hang time." From the time anything leaves the ground until it returns, it is measured.
We know,
y= gt²
Here,
y = Average maximum height
g = acceleration due to gravity
t = Average hang time
Given,
Average hang time (t) = 4.4s
Acceleration due to gravity (g) = 9.8 m/s² (assuming)
Inserting these values in the given equation,
y = gt²
= 9.8×4.4×4.4
= 189.728 m.
Hence, the average maximum height of the football is 189.728 m.
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Should a scientist correct genetic codes if they find abnormalities?
The abnormalities in the genetic code must be found and corrected on time as it could lead to inherited disorders which could be life-threatening.
What are the abnormalities in genetic code?
Genetic abnormalities are the conditions which are caused by changes to the genes or chromosomes. Genetic disorders are also known as inherited disorders which are caused by mutations in the genetic code. Genetic disorders include disorders such as cystic fibrosis, sickle cell disease, and Tay-Sachs disease.
Cells become diseased because certain genes work incorrectly or does not work at all. Replacing the defective genes in the diseased organisms may help treat certain diseases. For instance, a gene called p53 prevents tumor growth. Several types of cancer which have been linked to problems with the p53 gene.
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Find the magnitude of velocities vA and vB in the figure below, where,
= 24.0° and vtot = 5.96 m/s.
The magnitude of velocity A is 3.06 m/s and the magnitude of velocity B is 3.5 m/s.
What is the magnitude of velocity A and B?The magnitude of velocity A and B in the given figure is determined by applying parallelogram law of vector addition.
Vr² = Va² + Vb² - 2(Va)(Vb) cosθ
where;
Vr is the resultant velocity or total velocityVa is the velocity of AVb is the velocity of Bθ is the angle between velocity A and velocity BThe angle between the two velocities is calculated as follows;
θ = 180 - (23⁰ + 26.5⁰)
θ = 130.5⁰
Apply sine rule and determine the values of each of the velocities.
Va / sin(23) = V(tot) / sin(130.5)
Va / sin(23) = 5.96 / sin(130.5)
Va = 5.96 (sin 23 / sin 130.5)
Va = 3.06 m/s
Vb / sin(26.5) = V(tot) / sin(130.5)
Vb = 5.96 (sin 26.5 / sin 130.5)
Vb = 3.5 m/s
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when you drop an object from a height, does the energy transferred to its kinetic energy stores increase or decrease as it falls?
Answer:
increase
Explanation:
The potential energy of the object at a certain height converts to kinetic energy as the object falls. Objects in free fall are accelerating, so the velocity is increasing every second that the object is falling. KE = 1/2mv², so the greater the v, the greater the KE.
What force is required to stop a 1100- kg car in a distance of 0.20 m if it is initially moving at 2.2 m/s ?
The force required to stop a car of 1100 kg which is moving at a speed of 2.2 m/s is 13310 N.
What is Force?A force in physics is an input that has the power to change an object's motion. A mass-containing object's velocity can vary, or accelerate, as a result of a force.
Intuitively, a push or a pull can also be used to describe forces. Being such a vector quantity, a force does have magnitude and direction. The SI unit metric newton is used to measure it (N). The letter F stands for force.
As per the given information in the question,
Mass of the car, m = 1100 kg
Distance, s = 0.20 m
Final velocity, v = 2.2 m/s.
Use the equation of motion,
v² - u² = 2as
2.2² - 0² = 2a (0.20)
4.84 = 0.4a
a = 12.2 m/s²
F = ma
F = 1100 × 12.2
F = 13310 N
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Environmental science includes elements of other related sciences. Give 2 examples of related sciences
.
Answer:
Biology, Geology, Geography, chemistry, etc.
Explanation:
Consider the four quantum numbers of an electron in a single-electron atom, n, l, ml , and ms . The energy of an electron in an isolated atom depends on Consider the four quantum numbers of an electron in a single-electron atom, n, l, ml , and ms . The energy of an electron in an isolated atom depends on
l, ml , and ms only.
n only.
n and l only.
n, l, and ml only.
all four quantum numbers.
According to the Quantum numbers, The energy of an electron in an isolated atom depends on b. n only.
What is a Quantum number?
Only specific integral or half-integral values can be assigned to the number that appears in the theoretical formulation for the value of a particular quantized feature of a subatomic particle, atom, or molecule.
The proportional total energy of each orbital is represented by the quantum number n, also referred to as the primary quantum number.
In an isolated atom, each electron in a subshell has exactly the same amount of energy. Electron shells are groups of orbitals with the same n value.
The Schrödinger wave equation's solution yields the primary quantum number, which describes the energy in eigenstates. In the instance of a hydrogen atom, this yields:
En= -(13.6/n^2)eV
Thus for each value of n, we can describe the orbital and the energy corresponding to each electron on such orbital.
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for the following circuit, assume the diodes are identical and follow an ideal voltage source model with the turn-on voltage of vf
An ideal voltage source model with the turn-on voltage of vf is 7.7 66.
What is voltage?
Voltage is the pressure from the power source of an electrical circuit that drives charged electrons (current) through a conducting loop, allowing them to perform tasks like lighting a lamp. Briefly stated, voltage equals pressure and is measured in volts (V).
What is circuit ?
A circuit is a closed circuit in which electrons can move. Electrical energy for the circuit comes from a source of electricity, like a battery. No electrons will move unless the circuit is complete, that is, it makes a complete circuit around the electrical source.
Both diodes are forward based, replacing diode with voltage drop.
Apply KVL to loop
12v= i₁ e₁+0.7+ i₂ e₂ + 0.7
12v = 1.4 + i₁ (R₁+R₂)
10.6 = i₁ (R₁+R₂)
i₁ = 10.6/(R₁+R₂)
10.6/150 = 70.6 mA
V₀= i₁ R₂ + 0.7 = 70.6 mA* 100+ 0.7 = 7.7 66
Therefore, an ideal voltage source model with the turn-on voltage of vf is 7.7 66.
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the mass of fuel in an airplane must be determined before takeoff. a jet contains 13821 l of fuel after it has been filled with fuel.
The mass of fuel in an airplane must be determined before takeoff is 15.5 * 10³ kg.
What is mass?
Inertia, a fundamental characteristic of all matter, is measured quantitatively. . The change caused by an applied force is proportional to the mass of the body.
What is fuel?
Any substance that can be manufactured to react with other compounds in order to release energy as thermal energy or for use in work is a fuel.
Volume of fuel = 19917 litre
since 1 litre = 1000cm³
so, 1991700 cm³
density of fuel = 0.778g/cm³
density = mass/volume
mass= density* volume
= 0.778g/cm³* 1991700 cm³
= 15495426g
= 15495426g/ 1000 *1000 g
= 15495426g/ 1000 kg
= 15495. 426 kg
= 15495. 426 *10³ kg
= 15.5 * 10³ kg.
Therefore, the mass of fuel in an airplane must be determined before takeoff is 15.5 * 10³ kg.
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refractive index of a material relation with temperature, wavelength of the incident light and optical density
Absolute Refractive Index = Speed of light in vacuum / speed of light in medium.
Absolute refractive index is the ratio of the speed of light in a vacuum to the speed of light in a given material. It is an important physical property of a material, and is used to calculate the refractive index of a medium relative to a vacuum.
As the temperature rises, the speed of light increases because the optical density of the light is decreasing. The refractive index varies simultaneously for incident light of different wavelengths.
Refractive index can be written as n = λv / λm , where λv is the wavelength in vacuum and λm is the wavelength of the medium.
The density and temperature of a material affect its absolute refractive index. The wavelength of the incident light also plays a role.
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The picture below shows the Apollo 11 spacecraft that took astronauts to the Moon in 1969. The spacecraft weighed 6.1 million pounds, and its motors produced 7.5 million pounds of thrust. Use the picture to answer any questions that follow.
answer choices
The spacecraft produced an upward force of thrust that was equal to the downward force of gravity.
The spacecraft produced an upward force of thrust that was greater than the downward force of gravity.
The spacecraft produced a downward force of thrust that was equal to the downward force of gravity.
The spacecraft produced a downward force of thrust that was less than the downward force of gravity.
The spacecraft generated an upward push force higher than the gravitational pull to the earth's surface.
What is Apollo11?
On July 16, 1969, Apollo 11 lifted off from Cape Kennedy with Commander Neil Armstrong, Pilot of the Command Module Michael Collins, and Pilot of the Lunar Module Edwin "Buzz" Aldrin aboard. They were sent into an initial orbit of 114 by 116 miles around the Earth. On July 20, 1969, Armstrong took "...one modest step for a man, one giant leap for mankind," as he said in a televised visual and audio broadcast seen by an estimated 650 million people.
A rocket will take off and continue to accelerate so long as the force thrusting it upwards is stronger than the forces pulling and thrusting it downwards (gravity and drag).
We can better grasp how forces cause objects, like rockets, to move thanks to Newton's first law. Unless an imbalanced force acts upon a stationary object, it will stay stationary. A moving object will also keep moving in a straight line at a steady speed unless it is being affected by an unbalanced force.
When the upward thrust force of a rocket is higher than the downward weight force of gravity, the rocket will launch. A rocket accelerates upward due to this imbalanced force. As long as there is an upward force produced by the thrust of the rocket engine, a rocket will continue to accelerate.
An imbalanced force is required for an object to begin moving. The forces pulling an object in one way are greater than the forces pushing it in the opposing direction, according to this definition. The imbalanced force, also known as the resultant force, is the difference between the forces pushing in one direction and the opposite direction.
At the moment of liftoff, a rocket is subject to two forces:
By forcing gases downward in the opposite direction, thrust propels the rocket higher.
Weight is the gravitational force that pulls the rocket down and toward the centre of the Earth. 9.8 newtons (N) of weight are present for every kilogramme of mass.
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Answer:
The spacecraft produced an upward force of thrust that was greater than the downward force of gravity.
Explanation:
Which statement best completes the diagram?
Constitutional Limits on
Goverment Power
States have some independence from the federal government.
Citizens have rights that the government cannot take away.
• A. Citizens are not forced to pay taxes they do not support.
B. Congress can only pass a set number of laws per year.
• C. Branches of government can check each other's actions.
• D. Local governments are free to ignore federal laws.
SUBMIT
Answer: It is b.
Explanation:
Please see the attached image
The moment of inertia of the flat square is MA²/6
What is moment of inertia?The moment of inertia of a body is a property of the body which shows its ability to ritate about an axis.
What is the moment of inertia of the flat square?To find the moment of inertia of the flat square through its center of mass, we know that the moment of inertia of a rectangular slab is given by
I = M(a² + b²)/12 where
M = mass of slab and a and b = side lengthsNow, for a flat square a = b. so,its moment of inertia is I = M(a² + b²)/12
I = M(a² + a²)/12
= 2Ma²/12
= Ma²/6
Now for the given flat square, we have that
its mass equals M and its length equals A.So, substituting these into the equation of moment of inertia for the flat square, we have that
The moment of inertia of the flat square is given by
I = Ma²/6
I = MA²/6
So, moment of inertia is MA²/6
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2. What is the force between two aluminum spheres if one has a charge of 3x10-5C
the other had a charge of 9x10-5C and they are 0.05 m from each other?
The force between the charges is 9.25 × 10^3 N.
What is Coulomb's Law?
Coulomb's law states that the force of attraction or repulsion between two charged bodies is inversely proportional to the square of the distance between them and directly proportional to the product of their charges.
That is , F=K (q1 q2)÷ r²
In this problem,
q1 = 3x10^-5 C
q2= 9x10^-5 C
r = 0.05 m
Substituting ,
F = (9×10^9 × 3x10^-5 × 9x10^-5 )÷( 0.05)²
= 9.25 × 10^3 N
Therefore the force between the charges is 9.25 × 10^3 N
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If you drive west at 40 mph for 2.5 hours how far would u travel
Answer:
100 Miles
Explanation:
If...
40 miles x 2.5 is 100
Then...
It travels 100 miles in 2.5 hours!
Hope this helps! :)
A car moving at a speed of 23 m/s travels around a curve with a circular curvature 42.1 m in diameter. Determine the acceleration (in m/s/s) of the car
The acceleration of the car moving with a velocity of 23 m/s is 25.13 m/s².
What is acceleration?Acceleration is the rate of change of velocity.
To calculate the acceleration of the car, we use the formula below.
Formula:
a = v²/r..................Equation 1Where:
a = Acceleration of the carv = Velocity of the carr = Radius of the curveFrom the question,
Given:
v = 23 m/sr = 42.1 m = 21.05 mSubstitute these values into equation 1
a = (23²)/21.05a = 25.13 m/s²Hence, the acceleration of the car is 25.13 m/s².
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Is the force applied by the string cable of accelerating the box up the incline?
Is the force applied by the string cable of accelerating the box up the incline. The molecular weight of water is 18 g/mol and the latent heat of vaporization is 2260 J/g.
What is the parameters?Let's state the parameters given.
Given that:
mass (m) = 117 gram
specific latent heat of vaporization (L) = 2260 J/g
Pressure (P) = 1 atm or 101325 Pa
Temperature (T) = 373.15 K
molecular weight = 18 g/mol
i.e we are to find the heat energy which is denoted by Q = mL
Q = 117g × 2260 J/g
= 264420 J
= 264.42 KJ
and the water vapor takes up some final volume
If we assume that the vapor is an ideal gas.
We can represent the parameters using the equation of an ideal gas:
PV=nRT
where;
P = 1 atm or 101325 Pa
n = no of moles of the water
n = mass/molecular weight
= 117/18
= 6.5 mole
R = 8.314
T = 373.15
= 0.199 m³
At Constant Pressure, the work done by the vapour in pushing on the piston can be calculated as:
W =(ΔV)
= 101.325 × (0.199 - 0)
= 101.325 × 0.199
= 20.16KJ
Let ΔU = water internal energy change
Q = Heat Energy
W = work done by the vapour in pushing on the piston
Q = ΔU + W
ΔU = - Q + W (by multiplying the left hand side with minus (-))
ΔU = Q - W
ΔU = 264.42 - 20.16
ΔU = 244.26KJ
Therefore, Is the force applied by the string cable of accelerating the box up the incline. The molecular weight of water is 18 g/mol and the latent heat of vaporization is 2260 J/g.
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During the investigation of a house fire, you notice the V-shaped smoke pattern that points to the downstairs living room just left of the front door. There, you find a number of ash trays near an old lounge chair. You also find the wood frame alligator skin, exhibit A in the kitchen above the baking cabinet that stores oil and lard, and wood frame alligator skin, exhibit B, in the living room.
Explain where the fire likely started and how you know,
what the alligator skin evidence tells you, and
what the explanation might be for the seemingly conflicting evidence.
Would you suspect arson or other causes? Why?
Answer: During the investigation of a house We notice the v shaped smoke pattern that points to the downstairs living room just left of the front door.
What is Fire?
--fire is a type of oxidation, which is the combination of oxygen with other substances to produce new substances.
--To start fire, the minimum temperature needed to spontaneously ignite fuel, known as ignition temperature, must be reached.
likely be the lowest point showing the most intense characteristics of burning.
Fire Clues:
Point of Origin -Burn patterns and other damage can help determine the point of origin, or the location where the fire started.
Char Patterns -
Created by very hot fires that burn very quickly and move fast along its path, so that there can be sharp lines between what is burned and what isn't.
A char pattern on a door would help an investigator determine which side of the door the fire was on.
A char pattern on the floor would help investigators determine the use of an accelerant and its path.
V-Patterns -
Fire burns up, in a V-shaped pattern, so a fire that starts at an outlet against a wall leaves a char pattern that points to the origin.
A very narrow V-shape might indicate a fire that was hotter than normal, such as one helped along by an accelerant.
A wide V-shape might indicate a fire that was slow burning.
A U-shape could indicate that there was a "pool of origin" rather than a point of origin.
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A student is spinning a rubber stopper of unknown mass around his head with a
velocity of 9 m/s that has a centripetal force of 10 N and a radius of 0.75m. It takes
0.50 s to make one revolution. What is the mass of the stopper?
The mass of the stopper is 92.59 g.
What is centripetal force?
According to the definition of centripetal force, this force is applied to an object moving curvilinearly and is targeted at the axis of rotation or the center of curvature.
Given that: velocity of the stopper: v = 9 m/s.
Radius of the circle: r = 0.75 m
centripetal force: F = 10 N.
From F = mv²/r; we get:
The mass of the stopper: m = Fr/v²
= (10×0.75)/(9²) kg
= 0.09259 kg
= 92.59 g.
Hence, the mass of it is 92.59 gram.
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You have two identical capacitors and an external potential
source. (a) Compare the total energy stored in the capacitors when
they are connected to the applied potential in series and in parallel.
(b) Compare the maximum amount of charge stored in each case.
(c) Energy storage in a capacitor can be limited by the inaximuni
electric field between the plates. What is the ratio of the electric
field for the series and parallel combinations?
Four times as much energy is retained in the parallel capacitors connection than in the capacitors connection.
What does the word "energy" mean?People have figured out how to transform energy from one type to the other and use it to accomplish tasks, making modern civilization possible.
Briefing:Given two identical capacitor
i.e they have the same capacitance C
A) Now for series connection,
1/Ceq=1/C+1/C
1/Ceq=(1+1)/C
1/Ceq=2/C
Then, Ceq=C/2
Ceq=½C
So the energy stored in a capacitor is given as
Us= ½CeqV²
Us=½×½CV²
Us=¼CV²
Now, for parallel connection
Ceq=C+C
Ceq=2C
Then,
Energy is given as
Up=½CeqV²
Up=½×2CV²
Up=CV²
Comparing this to series
Us=¼CV², since CV²=Up
Then, Us=¼Up
Up=4Us
Up/Us=4
As a result, the energy saved in the parallels capacitor connection is four times that of the series capacitor connections.
B) Charges
to connect in series
We are aware that the same charge travels in series. Now that they are the same capacitance and are in series, the voltage differential is V/2, so they will split the voltage.
And the charge is given as
Q=CeqV
Qs=½CV
Qs=½CV for each capacitor
Then the total charge will be
Qs=½CV×2.
Qs=CV
Now, for parallel connection
The charge for parallel is given as
Q=CeqV
Qp=2CV
Now comparing
Qp/Qc=2CV / CV
Qp/Qc=2
The maximum charge of the parallel is four times that of the series again
C) Electric field is given as
E=V/d
Ep=V/d
Due to their identical capacitance, they will split the voltage in a series, where the voltage differential is now V/2.
Es=V/2d.
Then,
Ep/Es=V/d ÷ V/2d
Ep/Es= 2
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in the drake equation, a value of flife that is close to one and a value of fciv that is close to zero would imply .
In the drake equation, a value of flife that is close to one and a value of fciv that is close to zero would imply primitive life is common but intelligent life is rare.
What is the drake equation?
The Drake equation has been criticized, but not for the equation itself, rather for the fact that many of its estimated values are highly speculative, with the cumulative multiplicative effect being that the uncertainty associated with any derived value is so great that the equation cannot be used to make conclusive judgments.
The Drake equation is a probabilistic method for calculating the number of extraterrestrial civilizations in the Milky Way Galaxy that are currently active and capable of communication.
Frank Drake created the equation in 1961, not to count the number of civilizations but rather to encourage discussion among scientists at the inaugural conference on the hunt for extraterrestrial intelligence (SETI). The equation encapsulates the key ideas that researchers must take into account while debating the possibility of other radio-communicative life. It is better to think of it as an estimation rather than a sincere endeavor to come up with a specific number.
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