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AP EAMCET201725 Apr 2017Morning ShiftPhysicsLaws of MotionActual

A solid sphere of mass 2 ~kg and radius 1 ~m is free to rotate about an axis passing through its centre. A constant tangential force ' F ' is required to rotate the sphere with 10 rad s ⁻¹ in 2 ~s starting from rest. Then the value of F is ____

Options

  1. A2 ~N
  2. B4 ~N
  3. C8 ~N
  4. D10 ~N

Correct answer

B. 4 ~N

Step-by-step solution

No solution. Refer to answer key.

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