Question

What per cent of length of wire increases by applying a
stress of 1 kg weight/mm² on it?
(Y = 1 × 10¹¹ N/m² and 1 kg weight = 9.8 newton)
(a) 0.0067% (b) 0.0098%
(c) 0.0088% (d) 0.0078%

Answer 1

Answer:

option a 0.0067 is the correct answer