Challenger App
Home
Exams
Questions
Quiz
Notes
Blog
Contact Us
e-Book
×
Home
Exams
▼
Questions
Quiz
Notes
Blog
Contact Us
e-Book
Home
/
Questions
/
Basic Engineering Drawing
/
Principle of levelling, Type of levelling, Reduction of levels Contouring, Theodolite survey
No.1 PSC Learning App
★
★
★
★
★
1M+ Downloads
Get App
Least count of a theodolite is
A
5 second
B
10 second
C
20 second
D
60 second
Answer:
C. 20 second
Related Questions:
The usual value of tachometric survey
The branch of surveying in which the horizontal and vertical distances are determined by angular observations with a pacheometer
The contour lines can across one another on map only in the case of :
The two methods for calculating the reduced levels of points, the height of collimation and the other is :
Theodolite is an instrument used for