Homework Answers
here,
the initial spring constant is K0
the final spring constant , K = 4 * K0
when the frequency remains the same
(1/2*pi) * sqrt(K/m) = (1/2*pi) * sqrt(K0/m0)
K/m = K0 /m0
4 * K0 /m = K0 /m0
m = 4 * m0
the mass of the system must be quadrupled
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