Homework Answers
Here ,
m1 = 115 gm
if the spring constant is increased by a factor of 4
hence , for the frequency to remain the same
as f = 1/(2pi) * sqrt(k/m)
the ratio of k/m shall remain the same
hence , m shall also be increased by 4 times
new mass = 4 * 115 = 460 gm
the new mass needed in grams is 460
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