Question

39.
A mass m attached to a spring oscillate every
2 sec. If the mass increases by 2 kg, then time
period increases by 1 sec. The initial mass of
the body is:
A. 12.6 kg
B. 9.6 kg
C. 3.2 kg
D. 1.6 kg
with solution and plz​

Answer 1

Answer:

option (d) 1.6kg is the answer

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