Exam preparation MCQs with answers

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Dumpy level is most suitable when______________?
  • (A)  the instrument is to be shifted frequently
  • (B)  fly levelling is being done over long distance
  • (C)  many readings are to be taken from a single setting of the instrument
  • (D)  all of the above
Contour interval is_______________?
  • (A)  inversely proportional to the scale of the map
  • (B)  directly proportional to the flatness of ground
  • (C)  larger for accurate works
  • (D)  larger if the time available is more
The difference between a level line and a horizontal line is that_______________?
  • (A)  level line is a curved line while hori-zontal line is a straight line
  • (B)  level line is normal to plumb line while horizontal line may not be normal to plumb line at the tangent point to level line
  • (C)  horizontal line is normal to plumb line while level line may not be normal to the plumb line
  • (D)  both are same
The rise and fall method_______________?
  • (A)  is less.accurate than height of instrument method
  • (B)  is not suitable for levelling with tilting levels
  • (C)  provides a check on the reduction of intermediate point levels
  • (D)  quicker and less tedious for large number of intermediate sights