Normal stress on an oblique plane inclined at angle 45° to the axis o – McqOptions

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1.	Normal stress on an oblique plane inclined at angle 45° to the axis of a bar of square cross -section of side S when acted upon by a tensile force P is
A.	P/S2
B.	2P/S2
C.	P/2S2
D.	P/4S2
Answer» D. P/4S2

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