Elastic Potential Energy

JEE Main Physics · Mechanical Properties of Solids · 4 questions, latest first

• A copper wire of length 3 m is stretched by 3 mm by applying an external force. The volume of the wire is 600 × 10^-6 m^3. The…20265 April, Shift 2 · Q46
• A steel wire of length 2 m and Young's modulus 2.0 × 10^11 N m^-2 is stretched by a force. If Poisson ratio and transverse strain…20252 April, Shift 1 · Q46
• The elastic potential energy stored in a steel wire of length 20 m stretched through 2 cm is 80 J. The cross sectional area of…202313 April, Shift 1 · Q55
• An aluminium rod with Young's modulus Y=7.0 × 10^10 N / m^2 undergoes elastic strain of 0.04 %. The energy per unit volume stored…20238 April, Shift 1 · Q34