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GATE 2023 II Torsional Shear Stresses II Quiz 16

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Question 1

Torsional shear stress at the center of solid shaft is

Question 2

A bar of length 2.1m and diameter 38mm is subjected to pure torsion. If the shear modulus of the material is 41GPa, calculate the torsional stiffness of the bar.

Question 3

Which of the following option is correct torsional equation?

Question 4

The minimum shear stress in a hollow shaft of outer diameter 40 mm and thickness 5 mm subjected to a torque of 10 Nm will be

Question 5

The polar section modulus of a hollow shaft is ___________ where, k is ratio of inner diameter to outer diameter of hollow shaft.

Question 6

A circular shaft subjected to torsion undergoes a twist of 1º in a length of 100 cm. If the maximum shear stress-induced is limited to 1000 kg/cm2 and modulus of rigidity G = 0.5 × 106 kg/cm2 then the radius of the shaft should be
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