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categoryالفيزياء schoolبكالوريوس event_available2026-07-15

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1. -/5 points Sliding Ball My Notes You stand looking directly North on an icy pond. Your friend tosses a solid ball with a radius 28.4 cm weighing 100 g onto the ice so that it slides West at 1.3 m/s with a backspin* of 75 s¹. The closest the ball gets to you is 4.6 m. (a) What is the spin angular momentum of the ball? ₤ + Ñ + បំ (b) What is the translational angular momentum of the ball around your position when the ball is directly in front of you? [ = ₤ + Ñ + បំ (c) What is the total angular momentum of the ball around your position when the ball is directly in front of you {in coordinate form}? J Ê + N+ បំ (d) What is the total angular momentum of the ball around your position when the ball is directly in front of you {in vector form}? J Ê + Ñ + Û) (e) What is the position of the ball 7 s after it passes you? Ê + Ñ + ü (f) What is the total angular momentum of the ball at the point in part (e)? J £ + Ñ + Ü * That is, it spins in the opposite direction as it would if it were rolling.

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