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A solid cylinder of mass 2 kg and radius...

A solid cylinder of mass 2 kg and radius 4 cm is rotating about its aXIIs at the rate of 3 rpm. The torque required to stop after `2pi` revolutions is

A

`12 xx 10^-4 Nm`

B

`2 xx 10^6 Nm`

C

`2 xx 10^-6 Nm`

D

`2 xx 10^-3 Nm`

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