10- A softball of mass 250 gm is thrown with an initial velocity of 16 msec'at an angle 0 to the horizontal. The total time od flight is 12 sec.What is the angle 0?11- A skater moves around circle of radius 30 m. The central force of450 N. After 40 sec, the skater finish 2 revolution. What is the massof the skater?

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Description: 10- A softball of mass 250 gm is thrown with an initial velocity of 16 msec'at an angle 0 to the horizontal. The total time od flight is 12 sec.What is the angle 0?11- A skater moves around circle of radius 30 m. The central force of450 N. After 40

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A softball of mass 250 gm is thrown with an initial velocity of 16 m sec at an angle 0 to the horizontal. The total time od flight is 12 sec. What is the angle 0?

College Physics

10th Edition

ISBN:9781285737027

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter5: Energy

Section: Chapter Questions

Problem 63AP: A person doing a chin-up weighs 700 N, exclusive of the arms. During the first 25.0 cm of the lift,...

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A person doing a chin-up weighs 700 N, exclusive of the arms. During the first 25.0 cm of the lift, each arm exerts an upward force of 355 N on the torso. If the upward movement starts from rest, what is the persons velocity at that point?