"A bar of cross section A is subjected to equal and opposite tensile forces F at its ends. Consider
Channel: Doubtnut
Date: 2020-08-30

"A bar of cross section A is subjected to equal and opposite tensile forces F at its ends. Consider a plane through the bar making an angle `theta` with a plane at right angles to the bar as shown in figure.  The tensile stress at this plane in terms of F, A and `theta` is

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