A wire of natural length , Young’s modulus Y and area of cross-section A is extended by . Then the energy stored in the wire is given by |
|||||||
a) |
b) |
c) |
d) |
A wire of natural length , Young’s modulus Y and area of cross-section A is extended by . Then the energy stored in the wire is given by |
|||||||
a) |
b) |
c) |
d) |