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A rough cricular platform is fixed to a frictionless vertical axle.Its radius = 1m and M.I. = 200 kg-m2.A man of 50 kg stands on the edge of it.All are at rest initially.Then the man starts walking along the edge with a const. vel. of 2 m/s wrt ground.Find the dist. moved by the man wrt the ground by the time he completes 2 revolutions wrt the platform.

(A) 2Î /5 m (B) 8Î /5 m
(C) 4Î /5 m (D) 16Î /5 m

10 Answers

1
Optimus Prime ·

b?

21
tapanmast Vora ·

walking along the edge dus this mean walking along the circumference?

1
Optimus Prime ·

ya i think so

21
tapanmast Vora ·

wat did u use??

i got D

21
tapanmast Vora ·

can sum1 confum?

11
rkrish ·

yeah....ans is D......did u use CAM

21
tapanmast Vora ·

yo! CAM only no , ther is no external Force....

11
rkrish ·

can u show the steps in short....i think i've made a small mistake somewhere.

3
iitimcomin ·

u musta messed up the signs .....[common error]

11
rkrish ·

i think so....i tried twice and got the same wrong ans.

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