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A circular-motion addict ofmass 85 kg rides aFerris wheel around in a vertical circle of radius 10 m at aconstant speed of 5.9 m/s.
(a) What is the period of the motion?
(b) What is the magnitude of the normalforce on the addict from the seat when both go through the highestpoint of the circular path?
(c) What is it when both go through the owest point?
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An object is launched vertically from near the surface of the Earth at at velocity of 100.0 m/s, What is its acceleration at its maximum height
A cockroach crawls with a constant speed on a phonograph turntable that is rotating with angular velocity ?. If the bug moves at constant speed away from the center of the turntable draw all forces acting on the bug (in the bug's frame).(b) Now sa..
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a bar of mass m = 0.260 kg that can slide without friction on a pair of rails separated by a distance = 1.20 m and located on an inclined plane that makes an angle ? = 29.0° with respect to the ground. With what constant speed v does the bar slide ..
A trap door, of length and width 1.45 m, is held open at an angle of 65.0° with respect to the floor. what is the torque exerted on the trap door by the rope
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