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When 1 kg wt. is suspended from a wire, ...

When 1 kg wt. is suspended from a wire, the increment produced in 2 mm. What will be the increment in lengths when 4 kg wt. is suspended from it

A

4 mm

B

8 mm

C

0.5 mm

D

10 mm

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The correct Answer is:
B
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MOTION-ELASTICITY-EXERCISE -2
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