Advanced Surveying MCQs

Question 1

The point where vertical line passing through the perspective centre intersects the plane of the photograph, is known as

Accepted Answer

photo plumb point

Answer

plumb point

Answer

nadir point

Answer

isocentre

Question 2

The orthogonal projection of the perspective centre on a tilted photograph, is called

Accepted Answer

principal point

Answer

nadir

Answer

isocentre

Answer

plumb point.

Question 3

The principal line is the line joining the principal point and

Accepted Answer

isocentre

Answer

nadir

Answer

perspective centre

Answer

none of these.

Question 4

The flying height of the camera is 1,000 m above mean ground level, the distance of the top of a Minar from a nadir point is 10 cm and the relief displacement of Minar is 7.2 mm. The height of the Minar, is

Accepted Answer

72 m

Answer

52 m

Answer

62 m

Answer

82 m.

Question 5

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

Accepted Answer

1000 m

Answer

500 m

Answer

( c) 1500 m

Answer

2000 m.

Question 6

The nautical mile is the length of

Accepted Answer

1 minute of longitude 1 degree of latitude

Answer

1 minute of latitude

Answer

(f) 1 degree of longitude.

Question 7

Pick up the correct statement from the following :

Accepted Answer

the angle bRween the direction of true north and the direction of a survey line is called astronomical bearing

Answer

the horizontal direction of the pole is called astronomical north.

Answer

the astronomical bearing is generally called azimuth

Answer

all the above.

Question 8

The First Point of Aeries

Accepted Answer

all the above.

Answer

is the point in the celestial sphere where zero meridian crosses the celestial equator

Answer

is usually denoted by the Greek letter y

Answer

is located near the very conspicuous rectangle of stars in the constellations of Pegasus and Andromeda.

Question 9

Pick up the correct statement from the following :

Accepted Answer

All the above.

Answer

The curves joining pole with zenith, zenith with star and star with pole form a spherical triangle

Answer

At the zenith, the angle of the spherical triangle, made by star is azimuth

Answer

At the pole, the angle of the spherical triangle made by star is hoar angle