A 170 35.0 cm-diameter turntables rotate on frictionless, Ask an Expert

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Q1. A 170, 35.0 cm-diameter turntables rotate on frictionless bearings at 53.0. A 20.0 block sits at the center of turntable. A compressed spring shoots the block completely outward along a frictionless groove in the surface of the turntable.

Q2. When catching a baseball, a catcher's glove moves by 11cm along the line of motion of the ball. If the baseball exerts the force of 403N on the glove, how much work is completed by the ball?

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