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Strength of Materials

Biaxial Direct Stress with Shear Stress

Consider the ...

Question

Consider the following statements:
1. On planes having maximum and minimum principal stresses, there will be no tangential stress.
2. Shear stresses on mutually perpendicular planes are numerically equal.
3. Maximum shear stress is equal to half the sum of the maximum and minimum principal stresses.
Which of these statements is/are correct?

A

Only 1 is

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B

1 and 2

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C

2 and 3

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D

1 and 3

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Solution

The correct option is B 1 and 2
Maximum shear stress is half on the difference of the maximum and minimum principal stresses.

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