Question

A ball of radius r=0.681 m and mass mb=11.7 kg is hangs at rest from a pivot point by a rod of length l=1.61 m and mass ml=13.6 kg. A bullet coming in from the left with mass m=1.11 kg and speed v=1.85 m/s hits the ball and lodges itself at the center, causing the ball to start swinging up. What is the maximum angle in degrees the ball will make with its starting position?

Answer 1

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