General Science Gk Questions

DIRECTIONS : Objective Question on General Science.
41. Medium wave broadcast is used for
  A.  Regional service
  B.  Overseas communication services
  C.  National service
  D.  International service
42. In which of the following activities silicon carbide is used?
  A.  Making cement and glass
  B.  Cutting very hard substances
  C.  Disinfecting water of ponds
  D.  Making casts for statues
43. Sodium metal is kept under
  A.  Kerosene
  B.  Petrol
  C.  Alcohol
  D.  Water
44. In human body, the leg bones are
  A.  Humerus and Femur
  B.  Fibula and Ulna
  C.  Fibula and Tibia
  D.  Tibia and Radius
45. The mixed oxide fuel is used for which of the following?
  A.  PSLV rockets
  B.  Aeroplanes
  C.  Nuclear reactors
  D.  Cryogenic Engines
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