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GATE ME 2017 Set 1

Numerical

+1

-0

A motor driving a solid circular steel shaft transmits $$40$$ $$kW$$ of power at $$500$$ $$rpm$$. If the diameter of the shaft is $$40$$ $$mm,$$ the maximum shear stress in the shaft is ________ $$MP$$a.

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2

GATE ME 2016 Set 1

MCQ (Single Correct Answer)

+1

-0.3

The cross sections of two hollow bars made of the same material are concentric circles as shown in the figure. It is given that 𝑟

_{3}> 𝑟_{1}and 𝑟_{4}> 𝑟_{2}, and that the areas of the cross-sections are the same. J_{1}and J_{2}are the torsional rigidities of the bars on the left and right, respectively. The ratioJ_{2}/J_{1}is3

GATE ME 2015 Set 2

Numerical

+1

-0

A rope brake dynamometer attached to the crank shaft of an $$I.C.$$ engine measures a brake power of $$10$$ kW when the speed of rotation of the shaft is $$400$$ rad/s. The shaft torque (in N-m) sensed by the dynamometer is ________

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4

GATE ME 2015 Set 1

Numerical

+1

-0

Consider a stepped shaft subjected to a twisting moment applied at $$B$$ as shown in the figure. Assume shear modulus, $$G=77$$ GPa. The angle of twist at $$C$$ (in degrees) is ________

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Questions Asked from Torsion (Marks 1)

Number in Brackets after Paper Indicates No. of Questions

GATE ME Subjects

Engineering Mechanics

Strength of Materials

Theory of Machines

Engineering Mathematics

Machine Design

Fluid Mechanics

Turbo Machinery

Heat Transfer

Thermodynamics

Production Engineering

Industrial Engineering

General Aptitude