500 Best Surveying MCQ
Q49). The line in which the plane passing through the given point and the north and south poles intersects the surface of the earth, is called
a).arbitrary meridian
b).magnetic meridian
c).true meridian
d).none of these
Correct Answer:
true meridian
Explanation:
Q50). In a whole circle bearing system, S25° 15’E corresponds to
a).115°15’
b).154°45’
c).205°15’
d).334°45’
Correct Answer:
154°45’
Explanation:
Q51). In a whole circle bearing system, N25°15’W corresponds to
a).115°15’
b).154°45’
c).205°15’
d).334°45’
Correct Answer:
334°45’
Explanation:
Q52). If the fore bearing of a line is 36°15’, its back bearing will be
a).36°15’
b).126°15’
c).143°45’
d).216°15’
Correct Answer:
216°15’
Explanation:
Q53). When the whole circle bearing of two lines AB and AC are 115° and 41° respectively, then the included angle BAC will be
a).41°
b).74°
c).115°
d).156°
Correct Answer:
74°
Explanation:
Q54). The horizontal angle between the true meridian and a survey line is called
a).magnetic bearing
b).azimuth
c).dip
d).magnetic declination
Correct Answer:
azimuth
Explanation:
Q55). The horizontal angle between the true meridian and magnetic meridian is known as
a).true meridian
b).dip
c).local attraction
d).magnetic declination
Correct Answer:
magnetic declination
Explanation:
Q56). Due to the magnetic influence of the earth, the magnetic needle of the prismatic compass will be inclined downward towards the pole. This inclination of the needle with the horizontal is known as
a).true meridian
b).dip
c).local attraction
d).magnetic declination
Correct Answer:
dip
Explanation: