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in Physics by (36.3k points)

Speed of a transverse wave on a straight wire (mass 6.0 g, length 60 cm and area of cross-section 1.0 mm2) is 90 ms–1. If the Young's modulus of wire is 16 × 1011 Nm–2, the extension of wire over its natural length is : 

(1) 0.02 mm 

(2) 0.04 mm 

(3) 0.03 mm 

(4) 0.01 mm

2 Answers

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Best answer

Answer is (3) 0.03 mm

+1 vote
by (33.0k points)

Answer is (3) 0.03 mm

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