The diameter of brass rod is 4mm. Young’s modulus of brass is 9×10 – McqOptions

MCQOPTIONS

1.	The diameter of brass rod is 4mm. Young’s modulus of brass is 9×109 N/m2. The force required to stretch 0.1% of its length is ___________
A.	360πN
B.	36N
C.	36π×105 N
D.	144π×103N
Answer» B. 36N

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