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Q. 25 : When the load on a wire is increased slowly from 1 kg wt to 2 kg wt the elongation increases from 0.2 mm to 0.3 mm. How much work is done during the extension ? (g = 9.8 m/s²) (a) 1.96 x 10-3 J (b) 19.6 × 10-³ J (c) 0.196 x 10-3 I (d) 16 x 10-3 I

Q. 25 : When the load on a wire is increased slowly from 1 kg wt to 2 kg wt the elongation increases from 0.2 mm to 0.3 mm. How much work is done during the extension ? (g = 9.8 m/s²) (a) 1.96 x 10-3 J (b) 19.6 × 10-³ J (c) 0.196 x 10-3 I (d) 16 x 10-3 I

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Q.25 : When the load on a wire is increased slowly from 1 kg wt to 2 kg wt the elongation increases from 0.2 mm to 0.3 mm. How much work is done during the extension ? (g = 9.8 m/s²) %3D (a) 1.96 x 10-3 J (b) 19.6 × 10³ J (c) 0.196 x 10-3 J (d) 16 × 10-3 J
Transcribed Image Text:Q.25 : When the load on a wire is increased slowly from 1 kg wt to 2 kg wt the elongation increases from 0.2 mm to 0.3 mm. How much work is done during the extension ? (g = 9.8 m/s²) %3D (a) 1.96 x 10-3 J (b) 19.6 × 10³ J (c) 0.196 x 10-3 J (d) 16 × 10-3 J
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