1
GATE ME 2011
MCQ (Single Correct Answer)
+1
-0.3
Match the following criteria of material failure, under biaxial stresses $${\sigma _1}$$and $${\sigma _2}$$ and yield stress $${\sigma _y}$$ with their corresponding graphic representations:
$$P.$$ Maximum normal stress criterion
$$Q.$$ Maximum distortion energy criterion
$$R.$$ Maximum shear stress criterion GATE ME 2011 Machine Design - Design For Static Loading Question 14 English 1 GATE ME 2011 Machine Design - Design For Static Loading Question 14 English 2 GATE ME 2011 Machine Design - Design For Static Loading Question 14 English 3
A
$$P - M,\,\,Q - L,\,\,R - N$$
B
$$P - N,\,\,Q - M,\,\,R - L$$
C
$$P - M,\,\,Q - N,\,\,R - L$$
D
$$P - N,\,\,Q - L,\,\,R - M$$
2
GATE ME 2011
MCQ (Single Correct Answer)
+2
-0.6
Two identical ball bearings $$P$$ and $$Q$$ are operating at loads $$30kN$$ and $$45kN$$ respectively. The ratio of the life of bearing $$P$$ to the life of bearing $$Q$$ is
A
$$81/16$$
B
$$27/8$$
C
$$9/4$$
D
$$3/2$$
3
GATE ME 2011
MCQ (Single Correct Answer)
+1
-0.3
Green sand mould indicates that
A
Polymeric mould has been cured
B
Mould has been totally dried
C
Mould is green in colour
D
Mould contains moisture
4
GATE ME 2011
MCQ (Single Correct Answer)
+2
-0.6
A cubic casting of $$50mm$$ side undergoes volumetric solidification shrinkage and volumetric solid contraction of $$4\% $$ and $$6\% $$ respectively. No riser is used. Assume uniform cooling in all directions. The side of cube after solidification and contraction is
A
$$48.32\,\,mm$$
B
$$49.90\,\,mm$$
C
$$49.94\,\,mm$$
D
$$49.96\,\,mm$$
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