Casting - Casting objective questions and answers


26. In centrifugal casting, cores are made of.......


   A.Steel

   B.Cast iron

   C.Hard sand

   D.None of the above


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D.None of the above

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27. Water pipes of large length and diameter are made by.......


   A.Semi-centrifugal casting

   B.Continuous casting

   C.Sand casting

   D.Forging


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A.Semi-centrifugal casting

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28. Which of the following process would produce strongest components.........


   A.Die casting

   B.Hot rolling

   C.Forging

   D.Cold rolling


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C.Forging

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29. In hot chamber method of die casting......


   A.Only low melting point metals can be cast

   B.High melting point metals can be cast

   C.Die is kept hot by electrical heating

   D.Die is kept cold by circulating water


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A.Only low melting point metals can be cast

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30. Which of the following is not a casting process.......


   A.Carthias process

   B.Extrusion

   C.Semi-centrifuge method

   D.Slush process

   E.Shell moulding


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B.Extrusion

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