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Two long parallel wires carry currents of 2.4 Amp, exert a repulsive force per unit length on each other of 1.5 x 10-5 N/m. Find are the currents going in the same direction or opposite directions in the wires? Find what is the distance between the two wires?
An air conditioner is used to keep the interior of a house at a temperature of 25C while the outside temperature is 34C a)If heat leaks into the house at the rate of 11kW, and the air conditioner has the efficiency of a Carnot engine, what is the ..
A proton starts from a rest position then accelerates across a potential difference of 150V between two oppositely charged parallel plates that are 22 cm apart. Determine the maximize speed of the proton?
A proton moves through a magnetic field at 36.9% of the speed of light. At a location where the field has a magnitude of 0.00629 T and the proton\'s velocity makes an angle of 141° with the field, what is the magnitude of the magnetic force acting on..
a 80 kg student traveling in a car with a constant velocity has a kinetic energy of 1.9 x 104 j. what is the
A 2,700-kg satellite is in a circular orbit around a planet. The satellite travels with a constant speed of 6,270 m/s. The radius of the circular orbit is 8.72 × 10^6 m. What is the acceleration of satellite.
a concave mirror used by a person who is shaving or applying makeup creates a virtual image of the face that is 1.50
Although they don't have mass, photons-traveling at the speed of light-have momentum. How fast could the ship be moving after 35 days
Three identical masses of 340 kg each are placed on the x axis. One mass is at X1 = -120cm, What is the direction of the net gravitational force on the mass at the origin due to the other two masses
The force on a long wire is a maximum of 6.20 10-2 N when placed between the pole faces of a magnet. What type of magnetic pole is the top pole face
A steam catapult launches a jet aircraft from the aircraft carrier John C. Stennis, giving it a speed of 210 mi/h in 3.00 s. Find the average acceleration of the plane
Use the period of the earth (2.54 y), its mean orbital radius (1.496 × 10^11 m), and the universal gravitational constant (6.673 × 10^?11 N · m2/kg2) to calculate the mass of sun
If 0.45kg of water at 100 degrees Celsius is changed by a reversible process to steam at 100 degrees Celsius, decide the change in entropy of (a) the water, (b) the surroundings, and (c) the universe as a whole. (d) How would you answers differ if th..
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