The maximum shear stress is equal to the radius of Mohr's circle. Correct Incorr

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Question
The maximum shear stress is equal to the radius of Mohr's circle.
Options
A. Correct
B. Incorrect

Correct Answer

Correct

Strength of Materials problems

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1. When a bar of length l, width b and thickness t is subjected to a push of P, its
Options
A. length, width and thickness increases
B. length, width and thickness decreases
C. length increases, width and thickness decreases
D. length decreases, width and tickness increases

4. A shaft of diameter D is subjected to a twisting moment (T) and a bending moment (M). If the maximum bending stress is equal to maximum shear stress developed, then M is equal to
Options
A. T/2
B. T
C. 2T
D. 4T

5. When a shaft, is subjected to torsion, the shear stress induced in the shaft varies from
Options
A. minimum at the centre to maximum at the circumference
B. maximum at the centre to minimum at the circumference
C. zero at the centre to maximum at the circumference
D. maximum at the centre to zero at the circumference

7. A circular shaft fixed at, A has diameter D for half of its length and diameter D/2 over the other half, as shown in the below figure. If the rotation of B relative to A is 0.1 radian, the rotation of C relative to B will be
Options
A. 0.4 radian
B. 0.8 radian
C. 1.6 radian
D. 3.2 radian

10. When a body is subjected to three mutually perpendicular stresses, of equal intensity, the ratio of direct stress to the corresponding volumetric strain is known as
Options
A. Young's modulus
B. modulus of rigidity
C. bulk modulus
D. Poisson's ratio

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