Question67:-The survey in which the curvature of earth is ignored is called
A:-Plane survey
B:-geodetic survey
C:-geological survey
D:-aerial survey
Correct Answer:- Option-A
Question68:-As per Indian Standard ,the length of one link in 30m chain should be

D:-0.15m
Correct Answer:- Option-A
Question69:-The error in measured length due to sag of chain or tape is known as
A:-positive emror
B:-negative error
C:-compensating error

D:-instrumental ಆಗ ‏7٣‎
‎Correct Answer:- Option-A
Question70:-The base line is measured with
A:-metallic tape
B:-steel tape
C:-Invar tape
D:-Chain
Correct Answer:- Option-D
Question71:-If the fore bearing of a line AB is observed to be 12°24' the back bearing of line AB should be
A:-77°36"
B:-97°36"
6.6"
0.04"
Correct Answer:- Option-D
Question72:-At magnetic poles,the dip of magnetic needle is
A:-0 degree
B:-45 degree
C:-90 degree
D:-120 degree
Correct Answer:- Option-C
Question73:-In levelling the शाण due to refraction is
‏6ھ‎
‎B:-subtractive
‎C:-compensating
‎D:-progressive
‎Correct Answer:- Option-C
Question74:-Closed contours with higher values inside represents
A:-depression
B:-Hill
C:-Plane surface
D:-pond
Correct Answer:- Option-B
Question75:-When the bubble of the level tube of a level is central
A:-line of sight is horizontal
B:-line of collimation is horizontal
C:-axis of the telescope is horizontal
D:-Geometrical axis of the telescope is horizontal
Correct Answer:- Option-A
Question76:-The process of tuming the telescope about the vertical axis in a horizontal plane is known as
A:-Reversing
B:-transiting
C:-plunging
D:-swinging