MCQ
201. The projection of a traverse line on a line parallel to the meridian is known as of the line.
latitude
departure
bearing
none of these
202. The image formed by the objective in the plane of the cross hair is-
real and straight
real and inverted
virtual and straight
virtual and inverted
203. If the fore bearing of a line is 36°15′, its back bearing will be-
সম্মুখ বিয়ারিং ও পশ্চাৎ বিয়ারিং-এর মাঝে পার্থক্য ১৮০০ হয়।
36°15′
126°15′
143°45′
216°15′
204. The traversing by the method of deflection angles is chiefly used in-
canals
highways
railways
all of these
205. The axis of telescope level must be - to the line of collimation.
parallel
perpendicular
206. An angle measured clockwise from the proceeding survey line to the following survey line is called-
direct angle
vertical angle
horizontal angle
deflection angle
207. In the surveying telescopes, cross hairs are fitted in-
center of the telescope
optical center of the eye piece
front of the eye piece
front of the objective
208. At the equator, the amount of dip is-
0°
45°
60°
90°
209. In a whole circle bearing system N25°15′W corresponds to-
115°15′
154°45′
205°15′
334°45′
210. When the magnetic bearing of the sun at noon is 185°20′, the magnetic declination will be-
5°20′ east
5°20′ west
5°20′ north
5°20′ south
211. The direct angles may have any value between-
0° and 90°
0° and 120°
0° and 180°
0° and 360°
212. The lines of earth's magnetic field run from-
south to north
north to south
east to west
west to east
213. An angle made by a survey line with the prolongation of the proceeding line, is known as-
direct angle
vertical angle
horizontal angle
deflection angle
214. An axis about which the telescope can be rotated in a horizontal plane, is called-
horizontal axis
vertical axis
axis of the level tube
line of collimation
215. The deflection angle may have any value between-
0° and 45°
0°and 90°
0° and 120°
0° and 180°
216. A surface which is normal to the direction of gravity at all points, as indicated by a plumb line, is known as-
datum surface
level surface
horizontal surface
vertical surface
217. The horizontal angle between the true meridian and magnetic meridian is known as-
true bearing
dip
local attraction
magnetic declination
218. The capacity of a telescope producing a sharp image is called its-
definition
brightness
sensitivity
magnification
219. A line normal to the plumb line at all points is known as-
horizontal line
vertical line
level line
line of collimation
220. If the fore bearing of a line is its back bearing will be
36°15′.
126°15′
143°45′
216°15′