What will be the amount of axial pull be applied on a a 4cm diameter bar to get an instantaneous stress value of 143 N/mm2?

What will be the amount of axial pull be applied on a a 4cm diameter

1.	What will be the amount of axial pull be applied on a a 4cm diameter bar to get an instantaneous stress value of 143 N/mm2?
A.	50kN
B.	60kN
C.	70kN
D.	80kN
Answer» C. 70kN

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What will be the amount of axial pull be applied on a a 4cm diameter bar to get an instantaneous stress value of 143 N/mm2?

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