The frequency of oscillations of a mass m suspended by a spring is v1. If the length of the spring is cut to one-half, the same mass oscillates with frequency v2. The value v2v1 is:
A
2
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B
√2
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C
4
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D
√3
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Solution
The correct option is B√2 The frequency of oscillations of mass m and force constant k is, v1=12π√km when the spring is cut to one-half of its length, its force constant is doubles (2k). Then frequency of oscillation of mass m will be