GATE ME 2010 | Casting Question 30 | Production Engineering

GATE ME 2010

MCQ (Single Correct Answer)

-0.6

For the case of molding, it is decided to replace a spherical riser of diameter $$100$$ $$mm$$ by a cylindrical riser. Determine size of the cylindrical riser that will have the identical solidification time. Assume blind risering & ratio of height to radius of cylinder is $$2.$$

$$10cm$$

$$100$$$$cm$$

$$50cm$$

$$5$$$$cm$$

GATE ME 2010

MCQ (Single Correct Answer)

-0.6

In a gating system, the ratio $$1:2:4$$ represents

Sprue base area $$ : $$ runner area $$ : $$ in-gate area

Pouring basin area $$ : $$ in-gate area $$ : $$ runner area

Sprue base area $$ : $$ in-gate area $$ : $$ casting area

Runner area $$ : $$ in-gate area $$ : $$ casting area

GATE ME 2009

MCQ (Single Correct Answer)

-0.6

Match the following GATE ME 2009 Production Engineering - Casting Question 33 English

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

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

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

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

GATE ME 2008

MCQ (Single Correct Answer)

-0.6

While cooling, a cubical casting of side $$40mm$$ undergoes $$3\% ,\,\,4\% $$ and $$5\% $$ volume shrinkage during the liquid state, phase transition and solid state respectively. The volume of metal compensated from the riser is

$$2\% $$

$$7\% $$

$$8\% $$

$$9\% $$

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