GATE ME 2003 | GATE ME Year Wise Previous Years Questions

GATE ME 2003

MCQ (Single Correct Answer)

-0.6

A shaft subjected to torsion experiences a pure shear stress $$\tau $$ on the surface. The maximum principal stress on the surface which is at $$45$$⁰ to the axis will have a value

$$\tau \,\cos \,\,{45^ \circ }$$

$$2\tau \,\cos \,\,{45^ \circ }$$

$$\tau \,{\cos ^2}\,\,{45^ \circ }$$

$$2\tau \,si{n^2}\,\,{45^ \circ }\,\,\cos \,{45^ \circ }$$

GATE ME 2003

MCQ (Single Correct Answer)

-0.3

Maximum shear stress developed on the surface of a solid circular shaft under pure torsion is 240 MPa. If the shaft diameter is doubled then the maximum shear stress developed corresponding to the same torque will be

120 MPa

60 MPa

30 MPa

15 MPa

GATE ME 2003

MCQ (Single Correct Answer)

-0.6

A simply supported laterally loaded beam was found to deflect more than a specified value. Which of the following measures will reduce the deflection?

Increase the area moment of inertia

Increase the span of the beam

Select a different material having lesser modulus of elasticity

Magnitude of the load to be increased

GATE ME 2003

MCQ (Single Correct Answer)

-0.3

The second moment of a circular area about the diameter is given by (D is the diameter)

$${{\pi {D^4}} \over 4}$$

$${{\pi {D^4}} \over 16}$$

$${{\pi {D^4}} \over 32}$$

$${{\pi {D^4}} \over 64}$$

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