সার্ভেয়িং MCQ
সিভিল ডিপার্টমেন্টের "" সার্ভেয়িং "" সাবজেক্টের সকল MCQ এখানে পাবেন। Civil Engineering এর চাকরি প্রস্তুতির জন্য ডিপার্টমেন্ট ও নন-ডিপার্টমেন্টের সকল MCQ এর প্রশ্ন উত্তর ব্যাখ্যাসহ এখানে পাবেন। সহকারী/উপ-সহকারী প্রকৌশলী চাকরি প্রস্তুতির জন্য আমাদের App: Engineering Classroom গুগল প্লে-স্টোর থেকে ডাউনলোড করে নিন। Surveying all MCQ, Civil Engineering MCQ
201. A line normal to the plumb line at all points is known as-
horizontal line
vertical line
level line
line of collimation
202. The traversing by the method of deflection angles is chiefly used in-
canals
highways
railways
all of these
203. A back sight indicates the of the instrument.
shifting
setting up
height
none of these
204. The axis of telescope level must be - to the line of collimation.
parallel
perpendicular
205. 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
206. The direct angles may have any value between-
0° and 90°
0° and 120°
0° and 180°
0° and 360°
207. The capacity of a telescope producing a sharp image is called its-
definition
brightness
sensitivity
magnification
208. A line joining the optical centre of the object glass & the centre of the eyepiece, is known as-
fundamental line
axis of telescope
axis of level tube
line of collimation
ব্যাখ্যা:
209. 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
210. The lines of earth's magnetic field run from-
south to north
north to south
east to west
west to east
211. 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
212. An angle measured clockwise from the proceeding survey line to the following survey line is called-
direct angle
vertical angle
horizontal angle
deflection angle
213. 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
ব্যাখ্যা:
214. At the equator, the amount of dip is-
0°
45°
60°
90°
215. 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
216. The deflection angle may have any value between-
0° and 45°
0°and 90°
0° and 120°
0° and 180°
217. The horizontal angle between the true meridian and magnetic meridian is known as-
true bearing
dip
local attraction
magnetic declination
218. 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
219. 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
220. A staff reading taken on a benchmark or a point of known elevation is called-
F.S. reading
B.S. reading
intermediate sight
any one of these