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Strength of Materials

Angle of Twist

When a cantil...

Question

When a cantilever shaft of brittle material is subjected to clockwise twisting moment at the free end, the possible crack propagation will be

A

45^{o}

clockwise with respect to the axis of shaft

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B

45^{o}

anticlockwise with respect to the axis of shaft

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C

Perpendicular to the axis

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D

Parallel to the axis

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Solution

The correct option is A $45^{o}$ clockwise with respect to the axis of shaft

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