A copper wire of length 2.0 m,cross sectional area 7.1 ´ 10^-6 m² and Young's modulus 11 ´ 10¹⁰ N/m² has a 200-kg load hung on it.What is its increase in length? (g = 9.8 m/s²) A)0.50 mm B)1.0 mm C)2.5 mm D)5.0 mm

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The Answer of A copper wire of length 2.0 m,cross sectional area 7.1 ´ 10^-6 m² and Young's modulus 11 ´ 10¹⁰ N/m² has a 200-kg load hung on it.What is its increase in length? (g = 9.8 m/s²) A)0.50 mm B)1.0 mm C)2.5 mm D)5.0 mm

A Copper Wire of Length 2