Question

When the load suspended from the end of a wire is increased from 2 kg to 8 kg, the extension produced in the wire increases from 0.6 mm to 1.02 mm. The work done during extension of the wire is $(g=9.8m/S^2)$

• A. 0.03 J
• B. 33.3 $\times {10}^{-}3$ J
• C. 31.017 $\times {10}^{-}3$ J
• D. 0.45 J

Answer 1

Answer: (C)

31.017 $\times {10}^{-}3$ J

hence C option is the correct answer