Question

A certain quantity of heat is given to a wire of length‘L’ and its temperature raises by T. γ is the co – efficient of volume expansion of wire and ‘Y’ is young’s modulus of wire, the energy stored per unit volume in the wire is

• A.
• B.
• C.
• D.

Answer 1

The correct option is C

$S.E=\frac{1}{2}Ystrai{n}^2$