a 40 cm long rod of diameter 0.3 cm is subjected to 2 kN load. If the diameter of rod is reduced to 0.25 cm then true strain in rod is

a 40 cm long rod of diameter 0.3 cm is subjected to 2 kN load. If the

1.	a 40 cm long rod of diameter 0.3 cm is subjected to 2 kN load. If the diameter of rod is reduced to 0.25 cm then true strain in rod is
A.	1.44
B.	0.2
C.	0.36
D.	0.167
Answer» D. 0.167