A steel bar ABC (E = 200 GPa) is 1 m long. For AB = 0.7 m, it has cros – McqOptions

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1.	A steel bar ABC (E = 200 GPa) is 1 m long. For AB = 0.7 m, it has cross section P area of 500 mm2 and for BC = 0.3 m the cross section area is 400 mm2. The bar is subjected to an axial pull of 100 kN. The stress is maximum in ___ _
A.	ab
B.	bc
C.	same throughout
D.	none of these
Answer» C. same throughout

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A steel bar ABC (E = 200 GPa) is 1 m long. For AB = 0.7 m, it has cross section P area of 500 mm2 and for BC = 0.3 m the cross section area is 400 mm2. The bar is subjected to an axial pull of 100 kN. The stress is maximum in ___ _
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