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A massless spring, having force constant...

A massless spring, having force constant k, oscillates with frequency n when a mass m is suspended from it. The spring is cut into two equal halves and a mass `2m` is suspended from one half. The frequency of oscillation will now be

A

n

B

2n

C

`n//sqrt2`

D

`n^((2)^(1//2)`

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The correct Answer is:
A
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