Speed of a transverse wave on a straight wire (mass 6.0 g, length 60 cm and area of cross-section 1.0 mm^2) is 90 ms^–1. If the Young’s modulus of wire is 16 × 10^11 Nm^–2, the extension of wire over its natural length is : length 60 cm and area of cross-section 1.0 mm^2) is [...]
