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Consider a rod of steel having radius of...

Consider a rod of steel having radius of 8 mm and the length of 2 m. If a force of 150 kN stretches it along its lengths , then calculated the stress, percentage strain in the rod if the elongation in length is 7.46 mm.

A

`7.46xx10^8N//m^3,0.37%`

B

`6.45xx10^8N//m^2,048%`

C

`3.25xx10^6N//m^2,017%`

D

None of these

Text Solution

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The correct Answer is:
A
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