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Stress-Strain Graph

The tension i...

Question

The tension in a sonometer wire is found to be 90 N if the distance between the bridges is 30 cm. If the distance is reduced to 10 cm, the tension in the wire will be:

A

30 N

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B

9 N

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C

90 N

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D

10 N

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Solution

The correct option is C 90 N
The tension in the wire does not depend on the distance between the bridges and hence it remains constant
The correct option is (c)

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