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1460_25601_QSTN.JPG

Grade:11

2 Answers

SAGAR SINGH - IIT DELHI
879 Points
11 years ago

Dear student,

Please do not post the same question twice....

Please feel free to ask your queries here. We are all IITians and here to help you in your IIT JEE preparation.

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Askiitians Expert

Sagar Singh

B.Tech, IIT Delhi

vikas askiitian expert
509 Points
11 years ago

if N is the normal reaction then

Nsin@ = mw2r               .......1

Ncos@ = mg                ......2

tan@ = w2r/g

here r is perpendicular distance from axis of rotation so

r = Rsin@

tan@ = w2Rsin@/g        or

gcos@ = w2R        ..................3

this is the required relation

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