Advanced Surveying - Section 1 (3)

Directions to Solve

Advanced Surveying - Section 1

In the following section, you will get different MCQs which are based on
important questions of Advance Surveying.

17.

Accidental errors

A.	do not follow any definite mathematical law
B.	cannot be removed by applying corrections to the observed values
C.	are generally small
D.	are also known as compensating errors
E.	all the above.

Answer: Option E

Explanation:

No answer description available for this question. Let us discuss.

18.

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

A.	observation equation
B.	conditional equation
C.	normal equation
D.	none of these.

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

19.

The height displacement on a vertical photograph

A.	increases as the horizontal distance increases from the principal point
B.	increases as the ground elevation increases
C.	decreases as the flying height increases
D.	all the above.

Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.

20.

By raising the z-column of right projector, maximum y-parallax is introduced in the model at

A.	position 1
B.	position 2
C.	position 4
D.	position 6
E.	position 4 and 6.

Answer: Option E

Explanation:

No answer description available for this question. Let us discuss.

21.

The hour angle of the heavenly body for Greenwich meridian equals the hour angle of the body for any other meridian + longitude :

A.	mean sun
B.	true sun
C.	vernal equinox
D.	star
E.	all the above.

Answer: Option E

Explanation:

No answer description available for this question. Let us discuss.

22.

Pick up the correct statement from the following :

A.	Refraction correction is zero when the celestial body is in the zenith
B.	Refraction correction is 33' when the celestial body is on the horizon
C.	Refraction correction of celestial bodies depends upon their altitudes
D.	all the above.

Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.

23.

At western elongation, the pole star moves

A.	eastward
B.	westward
C.	northward
D.	southward.

Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.

24.

While making astronomical observations, the observer is mainly concerned with

A.	the direction of the vertical, the axis of rotation of the instrument
B.	the direction of the poles of the celestial sphere
C.	the direction of the star from the instrument
D.	all the above.

Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.

1
2
3
4
5
6