Online Civil Engineering Test - Advanced Surveying Test

Instruction:

  • This is a FREE online test. Beware of scammers who ask for money to attend this test.
  • Total number of questions: 20.
  • Time allotted: 30 minutes.
  • Each question carries 1 mark; there are no negative marks.
  • DO NOT refresh the page.
  • All the best!

Marks : 2/20


Total number of questions
20
Number of answered questions
0
Number of unanswered questions
20
Test Review : View answers and explanation for this test.

1.
Pick up the correct statement from the following. The difference between the longitudes of the places is obtained.
by subtracting their longitudes if places are in the same hemisphere
by adding their longitudes if places are in the different hemispheres
by subtracting the sum of their longitudes exceeding 180° from 360° if places are in different hemispheres
all the above.
Your Answer: Option
(Not Answered)
Correct Answer: Option

2.
The position of a heavenly body on the celestial sphere can be completely specified by
its altitude and azimuth
its declination and hour angle
its declination and right ascension
all the above.
Your Answer: Option
(Not Answered)
Correct Answer: Option

3.
In a tropical year, the number of sidereal days are
one less than mean solar days
one more than mean solar days
equal to mean solar days
none of these.
Your Answer: Option
(Not Answered)
Correct Answer: Option

4.
The stereo plotting instruments are generally manufactured on the principle of
optical projection
optical mechanism projection
mechanical projection
all the above.
Your Answer: Option
(Not Answered)
Correct Answer: Option

5.
Invar tapes used for measuring base lines, is made of nickel-iron alloy containing nickel
24%
36%
40%
60%.
Your Answer: Option
(Not Answered)
Correct Answer: Option

6.
The equation which is obtained by multiplying each equation by the coefficient of its un-knowns and by adding the equations thus formed, is known as
observation equation
conditional equation
normal equation
none of these.
Your Answer: Option
(Not Answered)
Correct Answer: Option

7.
The relief displacement of a minar 72 m high on photograph is 7.2 mm and its top appears 10 cm away from principal point. The flying height of the camera, is
500 m
1000 m
1500 m
2000 m.
Your Answer: Option
(Not Answered)
Correct Answer: Option

8.
The foot of the perpendicular on the picture plane through the optical centre of the camera lens, is known as
isocentre
principal point
perspective centre
plumb line.
Your Answer: Option
(Not Answered)
Correct Answer: Option

9.
If f is the focal length of the camera lens and θ is the angle of tilt, the distance of the plumb point from the principal point will be
f sin θ
f cos θ
f tan θ
f sec θ.
Your Answer: Option
(Not Answered)
Correct Answer: Option

10.
An aerial photograph may be assumed as
parallel projection
orthogonal projection
central projection
none of these.
Your Answer: Option
(Not Answered)
Correct Answer: Option

11.
If E is the spherical excess and R the radius of the earth, the surface area of the triangle, is
Your Answer: Option
(Not Answered)
Correct Answer: Option

12.
The point on the photograph where bisector between the vertical line through optical centre of the camera lens and the plate perpendicular meets, is known as
principal point
isocentre
plumb point
perspective centre.
Your Answer: Option
(Not Answered)
Correct Answer: Option

13.
Homologous point is
photo principal point
ground principal point
ground isocentre
photo isocentre
all the above.
Your Answer: Option
(Not Answered)
Correct Answer: Option

14.
The difference of parallax for a given difference in elevation is independent of
focal length of the camera
overall size of the photo graphs
percentage of overlap
all the above.
Your Answer: Option
(Not Answered)
Correct Answer: Option

15.
Homologous points are
opposite corners of a photograph
nodal points of the camera lens
corresponding points on the ground and photograph
plumb points of stereo pair of photographs.
Your Answer: Option
(Not Answered)
Correct Answer: Option

16.
In a spherical triangle ABC, right angled at C, sin b equals
sin a cos A
cos a sin A
tan a cot A
cot A tan a
none of these.
Your Answer: Option
(Not Answered)
Correct Answer: Option

17.
The angle between the observer's meridian and declination circle of a heavenly body, is known as
hour angle
azimuth
right ascension
declination.
Your Answer: Option
(Not Answered)
Correct Answer: Option

18.
The distance between the projection centre and the photograph, is called
principal distance
principal line
isocentric distance
focal length.
Your Answer: Option
(Not Answered)
Correct Answer: Option

19.
The principal line is the line joining the principal point and
nadir
isocentre
perspective centre
none of these.
Your Answer: Option
(Not Answered)
Correct Answer: Option

20.
Pick up the correct statement from the following :
the horizontal direction of the pole is called astronomical north.
the angle between the direction of true north and the direction of a survey line is called astronomical bearing
the astronomical bearing is generally called azimuth
all the above.
Your Answer: Option
(Not Answered)
Correct Answer: Option

*** END OF THE TEST ***
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