Surveying Mcq's For JE/AE Exams By Civil Engineering Hub

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1.The adjustment of horizontal cross hair is required particularly when the instrument is used for

A. leveling

B. prolonging a straight line

C. measurement of horizontal angles

D. all of the above


2.The rise and fall method of levelling provides a complete check on

A. backsight

B. intermediate sight

C. foresight

D. all of the above


3.The following sights are taken on a turning point

a). foresight only

b). backsight only

c). foresight and backsight

d). foresight and intermediate sight


4.Height of instrument method of levelling is

a). more accurate than rise and fall method

b). less accurate than rise and fall method

c). quicker and less tedious for large number of intermediate sights

d). none of the above


5. For a well-conditioned triangle, no angle should be

less than

a) 20° 

b) 30° 

c) 45° 

d) 60°


6.The angle of intersection of the two plane mirrors of

an optical square is

a) 30° 

b) 45° 

c) 60° 

d) 90° 



7. The allowable length of an offset depends upon the

a) degree of accuracy required 

b) method of setting out the perpendiculars and nature of

ground 

c) scale of plotting 

d) all of the above 


8. Which of the following methods of offsets involves

less measurement on the ground?

a) method of perpendicular offsets 

b) method of oblique offsets 

c) method of ties 

d) all involve equal measurement on the ground 


9. The permissible error in chaining for measurement

with chain on rough or hilly ground is

a) 1 in 100 

b) 1 in 250 

c) 1 in 500 

d) 1 in 1000 


10. The correction for sag is

a) always additive 

b) always subtractive 

c) always zero 

d) sometimes additive and sometimes subtractive 


11. Cross staff is an instrument used for

a) measuring approximate horizontal angles 

b) setting out right angles 

c) measuring bearings of the lines 

d) none of the above 


12. If the length of a chain is found to be short on testing, it can

be adjusted by 

a) straightening the links 

b) removing one or more small circular rings 

c) closing the joints of the rings if opened out 

d) all of the above



13. For accurate work, the steel band should always be used in

preference to chain because the steel band 

a) is lighter than chain 

b) is easier to handle 

c) is practically inextensible and is not liable to kinks when in use 

d) can be easily repaired in the field 


14. The graduations in prismatic compass 

i) are inverted 

ii) are upright 

iii) run clockwise having 0° at south 

iv) run clockwise having 0° at north 

The correct answer is 

a) (i) and (iii) 

b) (i) and (iv) 

c) (ii) and (iii) 

d) (ii) and (iv) 


15. The process of turning the telescope about the vertical axis in

horizontal plane is known as 

a) transiting 

b) reversing 

c) plunging 

d) swinging          

                              ANSWERS

1.A  2.D  3.C  4.C  5.B  6.B  7.D  8.A  9.B  10.B  11.B  12.D  13.C  14.A  15.D




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