MCQ
18441.
If the fore bearing of a line is its back bearing will be
36°15′.
126°15′
143°45′
216°15′
18442.
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:
18443.
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
18444.
In a prismatic compass, the zero of the graduated ring is located at-
north end
east end
south end
west end
18445.
The obstacle, which obstructs chaining but not vision, is a-
river
pond
hill
all of these
18446.
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
18447.
'আঁতাত' শব্দটি কোন ভাষা থেকে আগত? (বাংলাদেশ ডেভলপমেন্ট ব্যাংক লি. সিনিয়র অফিসার: ১১)
ইংরেজি
ফরাসি
ফারসি
স্প্যানিশ
18448.
The capacity of a telescope producing a sharp image is called its-
definition
brightness
sensitivity
magnification
18449.
The axis of telescope level must be - to the line of collimation.
parallel
perpendicular
18450.
'ইংরেজ' কোন ভাষার শব্দ? [শিক্ষক নিবন্ধন (প্রভাষক)/১৭]
পর্তুগিজ
ইতালীয়
ইংরেজি
জার্মান
18451.
দাপ্তরিক কোন শব্দটি ইংরেজি ভাষা থেকে আগত? (২৬৬ম বিসিএস / জনতা ব্যাংকের এসিস্ট্যান্ট এক্সিকিউটিভ অফিসার/১৯)
আইন
এজেন্ট
দাখিল
মুচলেকা
18452.
The horizontal angle between the true meridian and magnetic meridian is known as-
true bearing
dip
local attraction
magnetic declination
18453.
If the fore bearing of a line is 36°15′, its back bearing will be-
36°15′
126°15′
143°45′
216°15′
ব্যাখ্যা: সম্মুখ বিয়ারিং ও পশ্চাৎ বিয়ারিং-এর মাঝে পার্থক্য ১৮০০ হয়।
18454.
The lines of earth's magnetic field run from-
south to north
north to south
east to west
west to east
18455.
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
18456.
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:
18457.
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
18458.
The deflection angle may have any value between-
0° and 45°
0°and 90°
0° and 120°
0° and 180°
18459.
At the equator, the amount of dip is-
0°
45°
60°
90°
18460.
In a whole circle bearing system N25°15′W corresponds to-
115°15′
154°45′
205°15′
334°45′