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If the horizontal distance between the staff point and the point of observation is d, then the error due to curvature of earth is proportional to_______________?
Related MCQs
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The error due to eccentricity of inner and outer axes can be eliminated by__________?
The adjustment of horizontal cross hair is required particularly when the instrument is used for__________?
The cross hairs in the surveying telescope are placed__________?
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If the lower clamp screw is tightened and upper clamp screw is loosened, the theodolite may be rotated__________?
Size of a theodolite is specified by__________?
A telescope is said to be inverted if its__________?
Which of the following is not the function of levelling head ?
The process of turning the telescope about the vertical axis in horizontal plane is known as__________?
The graduations in prismatic compass__________?
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Agate cap is fitted with a__________?
A negative declination shows that the magnetic meridian is to the__________?
The prismatic compass and surveyor’s compass__________?
Local attraction in compass surveying may exist due to__________?
The horizontal angle between the true meridian and magnetic meridian at a place is called__________?
In the quadrantal bearing system, a whole circle bearing of 293° 30′ can be expressed as__________?
In the prismatic compass__________?
For accurate work, the steel band should always be used in preference to chain because the steel band__________?
Select the incorrect statement?
The maximum tolerance in a 20 m chain is__________?
The length of a chain is measured from__________?
If the true bearing of a line AB is 269° 30′, then the azimuth of the line AB is__________?
For a line AB__________?
Which of the following is not used in measuring perpendicular offsets ?
Cross staff is an instrument used for__________?
If the length of a chain is found to be short on testing, it can be adjusted by__________?
Normal tension is that pull which__________?
The permissible error in chaining for measurement with chain on rough or hilly ground is__________?
Which of the following angles can be set out with the help of French cross staff?
If the horizontal distance between the staff point and the point of observation is d, then the error due to curvature of earth is proportional to_______________?
A. d
B. 1/d
C. d2
D. 1/d2
Correct Answer:
d
✔
Last Updated:
January 12, 2019