A bar having two sections of cross sectional area of 100mm2 and 200mm2 – McqOptions

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1.	A bar having two sections of cross sectional area of 100mm2 and 200mm2 respectively. The length of both the sections is 200mm. What will be the total strain in the bar if it is subjected to axial force of 100kN and E = 105 N/mm2?
A.	0.010
B.	0.015
C.	0.020
D.	0.030
Answer» C.

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