SHMHardBloom L3

Question

A mass M is suspended from a spring of negligible mass. The spring is pulled a little and then released so that the mass executes SHM of time period T. If the mass is increased by m, the time period becomes 5T/3. then the ratio of m/M is

Options

A.3/5
B.25/9
C.16/9
D.5/3

Solution


⇒    
⇒     9M + 9m = 25 M
∴    

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