1
GATE ME 2014 Set 2
MCQ (Single Correct Answer)
+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
$${{\alpha \left( {\Delta T} \right)E} \over {3\left( {1 - 2v} \right)}}$$
2
GATE ME 2014 Set 3
MCQ (Single Correct Answer)
+1
-0.3
The stress-strain curve for mild steel is shown in the figure given below. Choose the correct option referring to both figure and table GATE ME 2014 Set 3 Strength of Materials - Simple Stress and Strain Question 22 English 1 GATE ME 2014 Set 3 Strength of Materials - Simple Stress and Strain Question 22 English 2
A
$$P - 1,\,Q - 2,\,R - 3,\,S - 4,\,T - 5,\,U - 6$$
B
$$P - 3,\,Q - 1,\,R - 4,\,S - 2,\,T - 6,\,U - 5$$
C
$$P - 3,\,Q - 4,\,R - 1,\,S - 5,\,T - 2,\,U - 6$$
D
$$P - 4,\,Q - 1,\,R - 5,\,S - 2,\,T - 3,\,U - 6$$
3
GATE ME 2014 Set 1
Numerical
+1
-0
A metallic rod of $$500$$mm length and $$50$$mm diameter, when subjected to a tensile force of $$100$$kN at the ends, experiences an increase in its length by $$0.5$$mm and a reduction in its diameter by $$0.015$$mm. The Poisson's ratio of the rod material is _______ .
Your input ____
4
GATE ME 2014 Set 1
MCQ (Single Correct Answer)
+1
-0.3
A circular rod of length $$‘L’$$ and area of cross-section $$‘A’$$ has a modulus of elasticity $$‘E’$$ and coefficient of thermal expansion $$‘α’.$$ One end of the rod is fixed and other end is free. If the temperature of the rod is increased by $$\Delta T.$$ then
A
stress developed in the rod is $$E\alpha \Delta T$$ and strain developed in the rod is $$\alpha \Delta T$$
B
both stress and strain developed in the rod are zero
C
stress developed in the rod is zero and strain developed in the rod is $$\alpha \Delta T$$
D
stress developed in the rod is $$E\alpha \Delta T$$ and strain developed in the rod is zero
GATE ME Subjects
Turbo Machinery
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
CBSE
Class 12