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A disc of radius 2m and mass 200kg is ac...

A disc of radius 2m and mass 200kg is acted upon by a torque 100N-m. Its angular acceleration would be

A

` 1 red // sec^(2)`

B

` 0 . 25 rad//sec^(2)`

C

`0 . 5 rad// sec^(2)`

D

` 2 rad //sec^(2)`

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The correct Answer is:
B
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MOTION-10 ROTATIONAL-Exercise - 1
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  4. On applying a constant torque on a body-

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  8. The angular velocity of a body is vec (omega)- = 2 hat(i) + 3 hat(j) ...

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  9. A torque of 2 newton-m produces an angular acceleration of 2 rad//sec^...

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  10. A rod and a block are of same mass. Initially rod is in horizontal pos...

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