surveying MCQ for exams

 (1) magnetic bearing of a survey line at any place 

a) remains constant 

b)changes systematically 

c) varies differently in different methods of the year 

d) is always greater than true bearing

2) prismatic compass is considered more accurate than a surveyor's compass , beacuse.

a) it is provided better magnetic needle 

b) it is provided with a sliding glass in the object vane 

c) its graduations are in whole bearing

d) it is provided with a prism to facilitate reading of its graduated circle

3)If  whole circle bearing of a line is 120 its reduced bearing is.

a) S 20 E 

b) S 60 E 

c) N 120 E 

d) N 60 E  

4) the reduced bearing of a line is N 87 W its whole circle bearing is 

a) 87 

b) 273 

c) 93 

d) 3 

5) The magnetic meridian at any point , is the direction indicated by a freely suspended 

a) magnetic needle 

b) and properly balsnced magnetic needle 

c) properly balance and uninfluenced by local attractive force

d) magnetic needle over an iron pivot.

6) The horizontal angle between true meridian and magnetic meridian, is known 

a)bearing 

b)magnetic declination 

c) dip 

d) all of above 

7) magnetic declination at any place 

a) remains constant 

b)does not remain constant 

c)fluctuates 

d) changes abruptly 

8) True meridians are genrally  preferred to magnetic meridians beacuse 

a) these converge to a point 

b) these change due to change in time 

c) these remain constant 

d) none of these 

9) In quadrantal bearing system, back bearing of a line may be obtained from its forward bearing , by 

a) adding 180, if the given bearing is less than 180 

b) subtracting 180 , if the given bearing ,is more than 180 

c) changing the cardinal points, i.e substituting N for S and E for W and vice versa 

d) none of these.

10)reduced bearing of a line is an angle between 

a) north line and given line measured clock wise 

b) east or west and given line measured anti clockwise 

c)east or west and 

d) north line or south line which is nearest and given line measured clock or anti clock wise  

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