1
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 16 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
$$P - 3,\,\,Q - 1,\,\,R - 2,\,\,S - 4$$
2
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
$$9.936$$
3
GATE ME 2007
MCQ (Single Correct Answer)
+2
-0.6
In open die forging, a disc of diameter $$200mm$$ height $$60mm$$ is compressed without any barreling effect. The final diameter of the disc is $$400mm.$$ The true strain is
A
$$1.986$$
B
$$1.686$$
C
$$1.386$$
D
$$0.602$$
4
GATE ME 2006
MCQ (Single Correct Answer)
+2
-0.6
A $$4$$ $$mm$$ thick sheet is rolled with $$300$$ $$mm$$ diameter rolls to reduce thickness without any change in its width. The friction coefficient at the work-roll interface is $$0.1.$$ The minimum possible thickness of the sheet that can be produced in a single pass is
A
$$1.0mm$$
B
$$1.5mm$$
C
$$2.5mm$$
D
$$3.7mm$$
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