Question

Speed of transverse wave in a string of density 100 kg/m³ and area of cross-section 10 mm² under a tension of 10³ N is -

• A. 100 m/s
• B. 1000 m/s
• C. 200 m/s
• D. 2000 m/s

Answer 1

Answer: (B)

1000 m/s

Answer 2

V = $\sqrt{\frac{T}{\rho(A)}}$, A = pr² ® Area of cross-section