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

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

   A.Semi-centrifugal casting

   B.Continuous casting

   C.Sand casting

   D.Forging

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

   A.Die casting

   B.Hot rolling

   C.Forging

   D.Cold rolling

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

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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