500 Best Surveying MCQ
Q89). An angle between the inclined line of sight and the horizontal is called
a).direct angle
b).vertical angle
c).horizontal angle
d).deflection angle
Correct Answer:
vertical angle
Explanation:
Q90). In locating the details of an object whose direct measurement is not possible due to some obstruction, the method used is
a).by angles and distances from the same station
b).by angle from one station and distance from the other station
c).by distance from two different stations
d).by angles from two different stations
Correct Answer:
by angle from one station and distance from the other station
Explanation:
Q91). In locating the details of inaccessible objects visible atleast from transit stations, the method used is
a).by angles and distances from the same station
b).by angle from one station and distance from the other station
c).by distance from two different stations
d).none of the above
Correct Answer:
none of the above
Explanation:
Q92). The traversing by the method of deflection angles is chiefly used in
a).canals
b).highways
c).railways
d).all of these
Correct Answer:
all of these
Explanation:
Q93). In precision theodolite traverse for roads and railways, the angular error of closure should not exceed
a).15’ √N
b).30’ √N
c).45’ √N
d).1’ √N
Correct Answer:
1’ √N
Explanation:
Q94). The projection of a traverse line on a line perpendicular to the meridian is known as
a).latitude of the line
b).departure of the line
c).bearing of the line
d).co-ordinate of the line
Correct Answer:
departure of the line
Explanation:
Q95). The projection of a traverse line on a line parallel to the meridian is known as ………. Of the line.
a).latitude
b).departure
c).bearing
d).none of these
Correct Answer:
latitude
Explanation:
Q96). In any closed traverse, if the survey work is correct, then
a).the algebraic sum of latitudes should be equal to zero
b).the algebraic sum of departures should be equal to zero
c).the sum of northings should be equal to the sum of southings
d).all of the above
Correct Answer:
all of the above
Explanation: