1283 A sphere starts from rest at the top of a plane inclined at 30° and rolls without slipping. (a) What forces act on the sphere while it rolls on the horizontal surface ? 70 (b) How many seconds after it is released does it strike the floor? (c) Calculate distance R. 140 245 cm

1283 A sphere starts from rest at the top of a plane inclined at 30° and rolls without slipping. (a) What forces act on the sphere while it rolls on the horizontal surface ? 70 (b) How many seconds after it is released does it strike the floor? (c) Calculate distance R. 140 245 cm

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter10: Rotational Motion

Section: Chapter Questions

Problem 2P: A bar on a hinge starts from rest and rotates with an angular acceleration = 10 + 6t, where is in...

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Concept explainers

Torque

Torque is the rotational equivalent of linear force in physics and mechanics. Based on the course of study, it is also known as the moment of force, rotational force, or turning effect.

Question

1283 A sphere starts from rest at the top of a plane inclined at 30° and
rolls without slipping.
(a) What forces act on the sphere while it rolls on the horizontal
surface ?
70 C 140
(b) How many seconds after it is released does it strike the floor?
(c) Calculate distance R.
R
245 cm

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