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A disc of radius 20 CM is rolling with slipping on a flat horizontal surface. At a certain instant the velocity of its centre is 4 m/s and its angular velocity is 10 rad/s. The lowest contact point is

Velocity of point  is

a)

2 m/s

b)

4 m/s

c)

1 m/s

d)

3 m/s



Question ID - 101382 | SaraNextGen Top Answer

A disc of radius 20 CM is rolling with slipping on a flat horizontal surface. At a certain instant the velocity of its centre is 4 m/s and its angular velocity is 10 rad/s. The lowest contact point is

Velocity of point  is

a)

2 m/s

b)

4 m/s

c)

1 m/s

d)

3 m/s

1 Answer
127 votes
Answer Key / Explanation : (a) -

(a)

As net velocity of contact point is not zero, the disc rolls with slipping as  about IC is the same

 or

Velocity of  is given by

127 votes


127