A particle is executing shm. What fraction of its energy is kinetic when the displacement is half the amplitude ?

A particle is executing shm. What fraction of its energy is kinetic wh

1.	A particle is executing shm. What fraction of its energy is kinetic when the displacement is half the amplitude ?
Answer» SOLUTION :REQUIRED FRACTION = K.E./T.E `= 1//2 momega^2 (a^2-y^2)1//2momega^2a^2=3//4` when y = 1/4