1
GATE ME 2012
MCQ (Single Correct Answer)
+2
-0.6
In a single pass rolling process using $$410mm$$ diameter steel rollers, a strip of width $$140mm$$ and thickness $$8mm$$ undergoes $$10\% $$ reduction of thickness. The angle of bite in radians is
A
$$0.006$$
B
$$0.031$$
C
$$0.062$$
D
$$0.600$$
2
GATE ME 2008
MCQ (Single Correct Answer)
+2
-0.6
In a single pass rolling operation, a $$20mm$$ thick plate with plate width of $$100mm$$, is reduced to $$18mm$$ thick. The roller radius is $$250mm$$ and rotational speed is $$10$$ $$rpm.$$ The average flow stress for the plate material is $$300$$ $$MPa.$$ The power required for the rolling operation in $$kW$$ is closer to
A
$$15.2$$
B
$$18.2$$
C
$$30.4$$
D
$$45.6$$
3
GATE ME 2007
MCQ (Single Correct Answer)
+2
-0.6
Match the correct combination for following metal working processes. GATE ME 2007 Production Engineering - Metal Forming Question 18 English
A
$$P - 2,\,\,Q - 1,\,\,R - 3,\,\,S - 4$$
B
$$P - 3,\,\,Q - 4,\,\,R - 1,\,\,S - 5$$
C
$$P - 5,\,\,Q - 4,\,\,R - 3,\,\,S - 1$$
D
$$P - 3,\,\,Q - 1,\,\,R - 2,\,\,S - 4$$
4
GATE ME 2007
MCQ (Single Correct Answer)
+2
-0.6
The thickness of metallic sheet is reduced from an initial value of $$16mm$$ to a final value of $$10mm$$ in one single pass rolling with a pair of cylindrical rollers each of diameter of $$400mm.$$ The bite angle in degrees will be
A
$$5.936$$
B
$$7.936$$
C
$$8.936$$
D
$$9.936$$
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Turbo Machinery
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