Top 350+ Solved Surveying MCQ Questions Answer
Q. In a lemniscate curve, the angle between the tangent at the end of the polar ray and the tangent at the commencement of the curve (i.e. straight) is
a. equal to
b. double
c. three times
d. four times
Q. The value of additive constant for the tacheometer varies from
a. 0 to 15 cm
b. 15 to 30 cm
c. 30 to 45 cm
d. 45 to 60 cm
Q. A tie line in a chain surveying
a. checks the accuracy of the framework
b. enables the surveyor to locate the interior details which are far away from the main chain lines
c. fixes up the directions of all other lines
d. all of the above
Q. The instrument used for setting out an offset at a right angle, is called
a. open cross-staff
b. french cross-staff
c. adjustable cross-staff
d. optical square
Q. The fundamental principle of surveying is to work from the
a. whole to the part
b. part to the whole
c. lower level to higher level
d. higher level to lower level
Q. In levelling, the effect of refraction may be taken as
a. one-half
b. one-third
c. one-fifth
d. one-seventh
Q. In a whole circle system, the bearing of a line is measured
a. always clockwise from the south point of the reference meridian towards the line right round the circle
b. clockwise or anticlockwise from the east or west whichever is nearer the line towards north or south
c. clockwise or anticlockwise from the north or south whichever is nearer the line towards east or west
d. none of the above
Q. The horizontal angle between the true meridian and magnetic meridian is known as
a. true bearing
b. dip
c. local attraction
d. magnetic declination
Q. When the magnetic bearing of the sun at noon is 185? 20', the magnetic declination will be
a. 5? 20' east
b. 5? 20' west
c. 5? 20' north
d. 5? 20' south
Q. The optical square is used to measure angles by
a. refraction
b. reflection
c. double refraction
d. double reflection