A square element is subjected to Principal stresses as shown in fig. Find the intensity of normal stress on plane BD?

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written 6.4 years ago by

tarashankarsharma • 550

modified 5.4 years ago by

sanketshingote • 100

A square element is subjected to Principal stresses as shown in fig. Find the intensity of normal stress on plane BD?

strength of materials

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written 5.4 years ago by

teamques10 ★ 69k

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A] Normal stress $\sigma_n/P_n$ : On plane BD.

From above figure, we get,

$P_1 = 100 \ Mpa$ (tensile) and $\theta = 45°$

$P_2 = - 100 \ Mpa$ (Compressive).

$\sigma_n = \frac{p_1 + p_2}{2} + (\frac{p_1 – p_2}{2}) \ cos \ 2 \theta$

$= (\frac{100 – 100}{2}) = (\frac{100 …

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