Sound WavesHard

Question

two spring are connected to a block of mass M placed on a frictionless surface as shown below. if both the spring have a springs have a spring constant k, the frequency of oscillation of block is :

       

Options

A.
B.
C.
D.

Solution

For spring block system, n =
Here two spring are joined in series so, total spring constant, kR =
kR =
So,

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