A mass M is hung from one end of an elastic thread. When the mass is pulled downwards slightly and released, it performs vertical oscillations. If an additional mass m is attached to the mass M, then the time period of the SHM changes in the ratio 5 : 4. Determine the ratio between m and M.

A mass M is hung from one end of an elastic thread. When the mass is p

1.	A mass M is hung from one end of an elastic thread. When the mass is pulled downwards slightly and released, it performs vertical oscillations. If an additional mass m is attached to the mass M, then the time period of the SHM changes in the ratio 5 : 4. Determine the ratio between m and M.
Answer» ANSWER :`9/16`