A wire of length 2 m is made from 10 cm³ of copper. A force F is applied so that its length increases by 2 mm. Another wire of length 8 m is made from the same volume of copper. If the force F is applied to it, its length will increase by

Options

(a) 0.8 cm
(b) 1.6 cm
(c) 2.4 cm
(d) 3.2 cm

Correct Answer:

3.2 cm

Explanation:

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