Casting - Casting objective questions and answers

16. Large and heavy castings are made by.......

   A.Green sand moulding

   B.Pit moulding

   C.Dry sand moulding

   D.Pressure moulding

17. In centrifugal castings,the impurities are.......

   A.Uniformly distributed

   B.Collected in the centre of casting

   C.Forced outside the surface

   D.Present in the middle section of casting

18. The core in the centrifugal casting is made of.........

   A.Carbon steel

   B.Properly treated sand

   C.Plastic

   D.No core is used

19. Ornamental objects,statues, toys etc. are cast by......

   A.Die casting

   B.Pressed casting

   C.Centrifugal casting

   D.Slush casting

20. Steel and cast iron pipes are cast by.......

   A.Die casting

   B.Continuous casting

   C.Investment casting

   D.True centrifugal casting

   E.Centrifuging

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