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Two cars of masses m1 and m2 are moving in circles of radii r1 and r2 respectively. Their speeds are such that they make complete circles in the same time t. The ratio of their centripetal acceleration is

Option: 1

m1r1 : m2r2     


Option: 2

m1 : m2


Option: 3

r1 : r2


Option: 4

1 : 1


Answers (1)

best_answer

a_{c}= \omega ^{2}r

\because \: \: \omega = \frac{2\pi }{T}

As\: \: \: T_{1}= T_{2}\Rightarrow \omega _{1}= \omega _{2}

\therefore \frac{a_{c_{1}}}{a_{c_{2}}}= \frac{r_{1}}{r_{2}}

Posted by

Devendra Khairwa

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