Question 17 of 111

The area of cross-section of a wire of length 1.1 metre is 1mm2.It is loaded with 1 kg. If Young's modulus of copper is 1.1×1011N/m2, then the increase in lenght will be (If g=10m/s2)

(a) 0.01 mm                (b) 0.075 mm

(c) 0.1 mm                  (d) 0.15 mm