GATE ME 2007 | Metal Forming Question 27 | Production Engineering

GATE ME 2007

MCQ (Single Correct Answer)

-0.6

Match the correct combination for following metal working processes. GATE ME 2007 Production Engineering - Metal Forming Question 18 English

$$P - 2,\,\,Q - 1,\,\,R - 3,\,\,S - 4$$

$$P - 3,\,\,Q - 4,\,\,R - 1,\,\,S - 5$$

$$P - 5,\,\,Q - 4,\,\,R - 3,\,\,S - 1$$

$$P - 3,\,\,Q - 1,\,\,R - 2,\,\,S - 4$$

GATE ME 2007

MCQ (Single Correct Answer)

-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

$$5.936$$

$$7.936$$

$$8.936$$

$$9.936$$

GATE ME 2006

MCQ (Single Correct Answer)

-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

$$1.0mm$$

$$1.5mm$$

$$2.5mm$$

$$3.7mm$$

GATE ME 2006

MCQ (Single Correct Answer)

-0.6

In a wire drawing operation, diameter of a steel wire is reduced from $$10$$ $$mm$$ to $$8$$ $$mm.$$ the mean flow stress of the material is $$400$$ $$MPa.$$ The ideal force required for drawing ignoring friction and redundant work is:

$$4.48$$ $$kN$$

$$8.97$$ $$kN$$

$$20.11$$ $$kN$$

$$31.41$$ $$kN$$

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