Question

2
2. A metal wire having Poisson's ratio 1/4 and
Young's modulus 8 x 1010 N/m2 is stretched by a
force, which produces a lateral strain of 0.02% in
it. The elastic potential energy stored per unit
volume in wire is (in J/m]
(1) 2.56 104
(2) 1.78 x 106
(3) 3.72 x 102
(4) 2.18 x 105​

Answer 1

Answer:

2.56 104

hope this helps you

Answer 2

Answer:

yoouljhgxkhduyd78didz89zzp