54) If the staff is not held vertical at a level?ling station, the reduced level calculated from the observation would be

true R.L.

more than true R.L.

less than true R.L.

none of the above

Answer is:

less than true R.L.

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55) The difference between a level line and a horizontal line is that

level line is a curved line while hori-zontal line is a straight line

level line is normal to plumb line while horizontal line may not be normal to plumb line at thetangent point to level line

horizontal line is normal to plumb line while level line may not be normal to the plumb line

both are same

Answer is:

level line is a curved line while hori-zontal line is a straight line

56) The sensitivity of a bubble tube can be increased by

increasing the diameter of the tube

decreasing the length of bubble

increasing the viscosity of liquid

decreasing the radius of curvature of tube

Answer is:

increasing the diameter of the tube

57) With the rise of temperature, the sensitivity of a bubble tube

decreases

increases

remains unaffected

none of the above

Answer is:

decreases

58) Refraction correction

completely eliminates curvature correction

partially eliminates curvature correction

adds to the curvature correction

has no effect on curvature correction

Answer is:

partially eliminates curvature correction

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54) If the staff is not held vertical at a level?ling station, the reduced level calculated from the observation would be

less than true R.L.

Surveying MCQ with Answers

Related Surveying MCQ with Answers

55) The difference between a level line and a horizontal line is that

level line is a curved line while hori-zontal line is a straight line

56) The sensitivity of a bubble tube can be increased by

increasing the diameter of the tube

57) With the rise of temperature, the sensitivity of a bubble tube

decreases

58) Refraction correction

partially eliminates curvature correction

Surveying MCQ with Answers