Time period of a spring mass system can be changed by
A. changing the mass
B. acclerating the point of suspension of the block
C. cutting the spring (i.e.changing the length of the spring)
D. immersing the mass in a liquid

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Correct Answer - A,C,D
Time period of spring mass system `T = 2pisqrt((M)/(K))` Which can be changed (A), (C) & (D)

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