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The power capacity for all nuclear power plants in the United States is 1.01E5 MW. In one hour, what is the total change in the mass of the nuclear fuel at these power plants due to the energy being taken from the reactors? Assume 100% efficiency.
A motorcycle and a police car are moving in the same direction, with the motorcycle in the lead. What frequency does the motorcyclist hear in this case
A metal sphere hangs from a string and has 4 kg of mass. The sphere has a charge of +2.3 µC. What is the electric force on the metal sphere if the magnitude of the electric field is 106 N/C
A large storage tank, open to the atmosphere at the top and filled with water, Determine the speed at which the water leaves the hole
Suppose that you wish to fabricate a uniform wire out of 0.850 g of copper. Assume the wire has a resistance R = 0.800 ?, What will be the diameter of the wire
A 2600 kg automobile is traveling at 20 m/s when the brakes are applied. The braking force is 10192 N. Use work-energy methods for this problem. Determine the initial kinetic energy of the automobile
A 10 ohm resistor is in series with a 1 and 5 ohm resistor parallel combination. Calculate the total current running through the wire
A certain automobile engine is performing work at the rate of 33900 W (45 hp) with an efficiency of 27%
According to the equipartition theorem , the average energy of any degree of freedom is 1/2 kT, Estimate the root mean square speed of a helium atom at 15 degrees celcius
A 4 cm diameter loop with resistance 0.18 Omega surrounds a 2 cm diameter solenoid. The solenoid is 15 cm long, has 100 turns, and carries the current shown in the graph. A positive current is cw when seen from the left.
A flashlight on the bottom of a 4-m deep swimming pool sends a ray upward and at an angle so that the ray strikes the surface of the water 1.70-m from the point directly above the flashlight. What angle (in air) does the emerging ray make with wat..
A student has built a 20-cm-long pinhole camera for a science fair project. She wants to photograph the Washington Monument, How far should she stand from the Washington Monument
Suppose one gallon of gasoline produces 1.09×108 J of energy, and this energy is sufficient to operate a car for 21.7 miles. how many miles could the car go on a single tablet
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