A sonometer wire of length 1.5 m is made of steel. The tension in it produces an elastic strain of 1 %. What is the fundamental frequency of steel if density and elasticity of steel are $7.7 \times 10^3 \;kg/m^3$ and $2.2 \times 10^{11}N/m^2$ respectively?

Question

( A ) 770 Hz
( B ) 178.2 Hz
( C ) 200.5 Hz
( D ) 188.5 Hz