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A 0.10kg block oscillates back and forth along a straight line on a frictionless horizontal surface. Its displacement from the origin is given by: x = (10cm)cos[(10 rad/s)t + pi/2 rad)].
(a) what is the oscillation frequency
(b) what is the maximum speed acquired by the block? At what value of x does this occur?
(c) what is the maximum acceleration of the block?
(d) What force, applied to the block, results in the given oscillation?
On a frictionless surface, a 3-kilogram cart moves at a velocity of 2 meters per second west, What is this slower speed
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