Rotational Mech

JEE Advanced 2015 Online › Mechanics questions › Rotational Mech

A thin uniform hemispherical bowl of mass m and radius R is lying on a smooth horizontal surface,A horizontal force F is applied perpendicular to the rim of the bowl,what is the instantaneous angular acceleration of the bowl?

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6 Answers

tapanmast Vora ·2009-03-14 20:47:57

RF = 3/5mR² * Î±

ther4 Î±=5mF/(3R)

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Vivek ·2009-03-14 20:52:32

how did u get I = 3/5 mr²

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tapanmast Vora ·2009-03-14 20:55:04

is da ans crrct..........

thats da MOI of holo hemisfere

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Vivek ·2009-03-14 20:57:53

yeah correct

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Vivek ·2009-03-14 20:59:31

and the MOI is for the base ,right? i was trying to find COM and then find moi,didn't know about this formula

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tapanmast Vora ·2009-03-14 21:16:17

HMMMMMMMMM jus find MOI abt the base perpendi to plane

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Rotational Mech

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