Question

A body of mass m is attached to the lower end of a spring whose upper end is fixed. The spring has negligible mass. When the mass m is slightly pulled down and released, it oscillates with a time period of 3 s. When the mass m is increased by 1 kg, the time period of oscillations becomes 5 s. The value of m in kg is
(1) 3/4
(2) 4/3
(3) 16/9
(4) 9/16

Answer 1

Answer:

1234 I don't know the ans

Answer 2

Answer:

9/16kg

Explanation:

chk out the picture