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A large air conditioner has a resistance of 6.0 Ohm and an inductive reactance of 16 Ohm. The air conditioner is powered by a 55.0 Hz generator with an rms voltage of 220 V.
Find the impedance of the air conditioner.
Z = ??? Ohm
Find the rms current.
I(rms) = ??? A
A plate carries a charge of -4 ?C, while a rod carries a charge of 2.50 ?C. How many electrons must be transferred from the plate to the rod, so that both objects have the same charge?
whose first two components are the polar coordinates of the horizontal displacement between the planes, and whose third coordinate is the vertical displacement between the planes. Consider east to be the positive x axis and north to be the positiv..
Consider the following fission reaction (1n)+235U --> 90Kr + 142Ba +4(1n) +6 \(\gamma\) where 90Kr and 142Ba are the initial fission fragments. What is the total energy eventually emitted
As you bounce a tennis ball of mass 7.70 10-2 kg off a wall, its velocity changes from vx = 10.8 m/s to vx = -8.3 m/s. Find the impulse applied to the ball
The near point of a naked eye is 21 cm. When placed at the near point and viewed by the naked eye, a tiny object would have an angular size of6.0 × 10-5 rad. Find the focal length of the eyepiece
A batted baseball leaves the bat at an angle of 30.0^\circ above the horizontal and is caught by an outfielder 360 {\rm ft} from home plate at the same height from which it left the bat
A small ball of mass 0.50 g has an electric charge of 1.0 X 10^(-5) C. The ball has an initial velocity of 20 m/s, directed vertically upward. Find the maximum height of the ball
question1a 100-kg athlete is performing vertical leap to test his leg strength. he leaves ground at 3.20 ms zooms
Estimate the pressure exerted on a floor by the following one pointed chair leg (56 kg on all four legs) of area = 0.06 cm2 N/m2
A simple pendulum of length 2.00 m is made with a mass of 2.00 kg. What is the speed of the mass when the pendulum is 45(degree) above its lowest position
The disk in a CD player does not rotate at a constant rate, but spins at a rate determined by a control circuit so that the linear speed of the track being read is constant, what will be its rotation rate at the end
A firefighter standing on a ladder 4.20 meters in the air is using a water hose to put out a fire. How much work is done per minute in lifting the water from the ground
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