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Bar A has diameter 'd' and length 'L'. Bar B has diameter '2d' and length '2L'. If both the bars are made up of same material and subjected to same lo

Question

Bar A has diameter 'd' and length 'L'. Bar B has diameter '2d' and length '2L'. If both the bars are made up of same material and subjected to same load. The ratio of change in length of A to change in length of B is:

0.25

0.50

4.00

2.00

Solution

Correct option is D

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Bar A has diameter 'd' and length 'L'. Bar B has diameter '2d' and length '2L'. If both the bars are made up of same material and subjected to same load. The ratio of change in length of A to change in length of B is:

0.25

0.50

4.00

2.00

Correct option is D

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