A steel wire of circular cross-section has a diameter of

PHYSICS · Subjective · CBSE · Physics · Waves · Waves

Problem

0.80\,\text{mm}

. The density of steel is

7.85\,\text{g/cm}^3

. Calculate the minimum tension required in the wire for transverse waves to propagate at

2.5\times10^{2}\,\text{m/s}

. Express your answer to two significant figures.