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A body of mass m is tied to one en...

A body of mass m is tied to one end of a spring and whirled round in a horizontal circle with a constant angular velocity .The elongation is 1 cm . If the angular velocity is doubled , the elongation in the spring is 5 cm. what is the original length of the spring ?

A

15 cm,

B

12 cm

C

16 cm

D

10 cm

Text Solution

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The correct Answer is:
A
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