Rotation 3 Question 15
21. A solid sphere is in pure rolling motion on an inclined surface having inclination
(a) frictional force acting on sphere is
(b)
(c) friction will increase its angular velocity and decrease its linear velocity
(d) If
Numerical Value Based Question
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Answer:
Correct Answer: 21. (c, d)
Solution:
- In case of pure rolling,
Therefore, as
