Gate Exam General Ability


The extremeties of any diameter on Mohr's circle represent


A. principal stresses
B. normal stresses on planes at 45°
C. shear stresses on planes at 45°
D. normal and shear stresses on a plane

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Gate Other Question

In a simple bending theory, one of the assumption is that the material of the beam is isotropic. This assumption means that the


A. normal stress remains constant in all directions
B. normal stress varies linearly in the material
C. elastic constants are same in all the directions
D. elastic constants varies linearly in the material


Two shafts 'A' and 'B' are made of same material. The shaft 'A' is solid and has diameter D. The shaft 'B' is hollow with outer diameter D and inner diameter D/2. The strength of hollow shaft in torsion is __________ as that of solid shaft.


A. 1/16
B. 1/8
C. 1/4
D. 15/16