Compute the total work done by the force of gravity

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Q1. A 0.135 kg ball is thrown straight up from 1.94 m above the ground. Its initial vertical speed is 12.00 m/s. A short time later, it hits the ground. Compute the total work done by the force of gravity during that time.

Q2. The radius of the tires on your car is 0.33m. You drive 1400 m in a straight line. What is the angular displacement of a point on the outer rim of a tire, around the center of tire, during this trip? Suppose the tire rotates in the counter clockwise direction.

Reference no: EM1314993

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