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Grade:11

2 Answers

SAGAR SINGH - IIT DELHI
878 Points
13 years ago

Dear student,




For u  = 2u0 , Time of fall =


 


Hence, OP = u x t =


                                  =

 

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Askiitians Expert

Sagar Singh

B.Tech, IIT Delhi

vikas askiitian expert
509 Points
13 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 = R sin@

tan@ = w2Rsin@/g   or

gcos@ = w2R

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