A bar of 30 mm diameter is subjected to an axial force 280 KN length o – McqOptions

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1.	A bar of 30 mm diameter is subjected to an axial force 280 KN length of bar is 400 m and E= 200GPa. Determine volumetric strain if m=4.
A.	1.46x10-3
B.	9.9 x 10-4
C.	2.9 x 10-3
D.	1.48 x 10-4
Answer» C. 2.9 x 10-3

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