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Question

Two racing cars of masses m1 and m2 are moving in circles of radii r1 and r2 respectively. Their speeds are such that each makes a complete circle in the same duration of time t. The ratio of the angular speed of the first to the second car is


A

m1:m2

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B

r1:r2

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C

1:1

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D

m1r1:m2r2

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Solution

The correct option is C

1:1


As time periods are equal therefore ratio of angular speeds will be same. ω=2πT


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