Question

Calculate strain energy of strained wire

Answer 1

Answer:

Calculate the energy stored per unit volume in the wire. Y = 1.2 × 1011 N/m². Given: Strain = l/L = 0.5 % = 0.5 × 10-2 = 5 × 10-3, Young's modulus = Y = 1.2 × 1011 N/m². To Find: Strain energy per unit volume = dU/V =?