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Four massless springs whose force consta...

Four massless springs whose force constants are 2k, 2k, k and 2k respectively are attached to a mass M kept on a frictionless plane (as shown in figure). If the mass M is displaced in the horizontal direction.

A

`(1)/(2pi)sqrt(k/(4M)`

B

`(1)/(2pi)sqrt((4k)/(M)`

C

`(1)/(2pi)sqrt((k)/(7M)`

D

`(1)/(2pi)sqrt((7k)/(M)`

Text Solution

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The correct Answer is:
B
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