1
GATE ME 2017 Set 1
+1
-0.3
In the engineering stress-strain curve for mild steel, the Ultimate Tensile Strength $$(UTS)$$ refers to
A
Yield stress
B
Proportional limit
C
Maximum stress
D
Fracture stress
2
GATE ME 2017 Set 1
+1
-0.3
The Poisson's ratio for a perfectly incompressible linear elastic material is
A
$$1$$
B
$$0.5$$
C
$$0$$
D
infinity
3
GATE ME 2015 Set 2
Numerical
+1
-0
A rod is subjected to an uniaxial load within linear elastic limit. When the change in the stress is $$200$$ MPa, the change in the strain is $$0.001.$$ If the Poisson's ratio of the rod is $$0.3$$ the modulus of rigidity (in GPa) is ________ .
4
GATE ME 2014 Set 2
+1
-0.3
A steel cube, with all faces free to deform, has Young’s modulus, $$E,$$ Poisson’s ratio, $$ν,$$ and coefficient of thermal expansion, $$\alpha .$$ The pressure (hydrostatic stress) developed within the cube, when it is subjected to a uniform increase in temperature, $$\Delta T,$$ is given by
A
$$0$$
B
$${{\alpha \left( {\Delta T} \right)E} \over {1 - 2v}}$$
C
$$- {{\alpha \left( {\Delta T} \right)E} \over {1 - 2v}}$$
D
$${{\alpha \left( {\Delta T} \right)E} \over {3\left( {1 - 2v} \right)}}$$
GATE ME Subjects
Engineering Mechanics
Machine Design
Strength of Materials
Heat Transfer
Production Engineering
Industrial Engineering
Turbo Machinery
Theory of Machines
Engineering Mathematics
Fluid Mechanics
Thermodynamics
General Aptitude
EXAM MAP
Joint Entrance Examination