A steel wire with mass per unit length 7.0 × 10⁻³ kg m⁻¹ is under tension of 70 N. The speed of transverse waves in the wire will be:
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A steel wire with mass per unit length 7.0 × 10⁻³ kg m⁻¹ is under tension of 70 N. The speed of transverse waves in the wire will be:

G1 Physics · Accepted Answer

Step 1: v = √(T/μ) = √[70/(7×10⁻³)] = √10⁴ = 100 m s⁻¹. Final: B.