Multiple Choice Questions On Manufacturing Process and Production Engineering


1. The purpose of gate is to.......


   A.Feed the casting at a rate consistent with the rate of solidification

   B.Act as reservoir for molten metal

   C.Help feed the casting until all solidification takes place

   D.Feed molten metal from pouring basin to gate

   E.None of the above


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A.Feed the casting at a rate consistent with the rate of solidification

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2. The purpose of sprue is to.......


   A.Feed the casting at a rate consistent with the rate of solidification

   B.Act as reservoir for molten metal

   C.Help feed the casting until all solidification takes place

   D.Feed molten metal from pouring basin to gate

   E.None of the above


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D.Feed molten metal from pouring basin to gate

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3. The purpose of pouring basin is to.........


   A.Feed the casting at a rate consistent with the rate of solidification

   B.Act as reservoir for molten metal

   C.Help feed the casting until all solidification takes place

   D.Feed molten metal from pouring basin to gate

   E.None of the above


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B.Act as reservoir for molten metal

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4. The purpose of riser is to......


   A.Feed the casting at a rate consistent with the rate of solidification

   B.Act as reservoir for molten metal

   C.Help feed the casting until all solidification takes place

   D.Feed molten metal from pouring basin to gate

   E.None of the above


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C.Help feed the casting until all solidification takes place

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5. Blind risers.......


   A.Assist in feeding the metal into casting proper

   B.Help to trap slag or other lighter particles

   C.Supply the hottest metal when pouring is completed

   D.Do not exit

   E.None of the above


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C.Supply the hottest metal when pouring is completed

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