A bowling ball weighing 71.2 N is attached to the ceiling by a 3.90 m rope. The

Question

A bowling ball weighing 71.2 N is attached to the ceiling by a 3.90 m rope. The ball is pulled to one side and released; it then swings back and forth like a pendulum. As the rope swings through its lowest point, the speed of the bowling ball is measured at 3.90 m/s.

Q:At that instant, find the magnitude of the acceleration of the bowling ball.
a=_______m/s^2

Q:At that instant, find the direction of the acceleration of the bowling ball.
a.upward
b.downward
c.in the direction of motion

Q:At that instant, find the tension in the rope.
T=________N

Explanation / Answer

1) (3.9m/s^2) 2) Upward 3) 99.53N

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