1
GATE ME 2014 Set 2
+1
-0.3
The relationship between true strain $$\left( {{\varepsilon _T}} \right)$$ and engineering strain $$\left( {{\varepsilon _E}} \right)$$ in a uniaxial tension test is given as
A
$${\varepsilon _E} = \ln \left( {1 + {\varepsilon _T}} \right)$$
B
$${\varepsilon _E} = \ln \left( {1 - {\varepsilon _T}} \right)$$
C
$${\varepsilon _T} = \ln \left( {1 + {\varepsilon _E}} \right)$$
D
$${\varepsilon _T} = \ln \left( {1 - {\varepsilon _E}} \right)$$
2
GATE ME 2014 Set 4
+1
-0.3
In a rolling process, the maximum possible draft, defined as the difference between the initial and the final thickness of the metal sheet, mainly depends on which pair of the following parameters?
$$P:$$ Strain
$$Q:$$ Strength of the work material
$$R:$$ Roll diameter
$$S:$$ Roll velocity
$$T:$$ Coefficient of friction between roll and work.
A
$$Q,S$$
B
$$R,T$$
C
$$S,T$$
D
$$P,R$$
3
GATE ME 2013
+1
-0.3
In a rolling process, the state of stress of the material undergoing deformation is
A
pure compression
B
pure shear
C
compression and shear
D
tension and shear
4
GATE ME 2012
+1
-0.3
A solid cylinder of diameter $$100$$ $$mm$$ and height $$50$$ $$mm$$ is forged between two frictionless flat dies to a height of $$25$$ $$mm.$$ The percentage change in diameter is
A
$$0$$
B
$$2.07$$
C
$$20.7$$
D
$$41.4$$
GATE ME Subjects
EXAM MAP
Medical
NEET