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When a copper wire of length 2.2 m and a steel wire of length 1.6 m, both of diameter 3.0 mm, are connected end to end and stretched by a load, the net elongation is found to be 0.70 mm. What is the load applied?

Options

  1. A3.6× 10 ² ~N
  2. B1.8× 10 ² ~N
  3. C1.8× 10 ³ ~N
  4. D3.6× 10 ³ ~N

Correct answer

B. 1.8× 10 ² ~N

Step-by-step solution

Correct Option is : (B) 1.8× 10 ² ~N

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