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On a banked race track, the smallest circular path on which cars can move has a radius of 103 meter, while the largest has a radius of 165 meter. The height of the outer wall is 10.7 meter.
(a) Determine the smallest speed at which cars can move on this track without relying on friction?
(b) Determine the largest speed at which cars can move on this track without relying on friction.
an electron and a proton are separately placed at rest midway between two oppositely charged metal plates. which
A computer to be used in a satellite must be able to withstand accelerations of up to 25 times the acceleration due to gravity. What is the minimum amplitude of vibration that must be used in this test
Explain why do we place guards over capacitors and where does the guard voltage come into play when using an analogue L-C meter to probe the capacitance?
Two people carry a heavy electric motor by placing it on alight board 3.00 m long. One personlifts at one end with a force of 350N, What is the weight of the motor
A ball is released from a hot air balloon moving downward with a velocity of -10.0 meters/second and a height of 1,000 meters. How long did it take the ball to reach the surface of Earth? Given: g = -9.8 meters/second2. A. 11.2 seconds B. 12.1 sec..
A 0.091 kg solid cylinder with a radius of 1.74 cm, is placed at the top of a 30º inclined plane of height 66.1 cm. determine the speed of the cylinder at the bottom
Some bacteria are propelled by biological motors that spin hair-like flagella. What is the angular speed (the magnitude of the angular velocity) of this bacterial motor
A certain nuclear power plant is capable of producing 1.3×109 W of electric power. How much mass is converted per hour if the efficiency of the plant is 29 percent
The Earth cools off a night more quickly when the weather is clear than when it is cloudy, why? Describe why the temperature of a gas increase when it is adiabatically compressed.
It is 150 cm from your eyes to your toes. You are standing 196 cm in front of a tall mirror. How far is it from your eyes to the image of your toes.
An object initially displaced 75.25 m (along the horizontal x direction) has in initial velocity downward (along the -y direction) of 57.28 cm/s. Assuming that the object is on Neptune which has an average acceleration of gravity of 11.15 m/s2, deter..
compute the force and the total work required in each case. Find the tension in each of the cables.
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