IndiaBIX.com
Search

Civil Engineering - Surveying

@ : Home > Civil Engineering > Surveying > Section 4

Exercise

"Example is better than precept."
- (Proverb)
11. 

In levelling operation,

A. The first sight on any change point is a back sight
B. The second sight on any change point is a fore sight
C. The line commences with a fore sight and closes with a back sight
D. The line commences with a back sight and closes with a foresight.

12. 

The apparent error on reversal is

A. equal to the actual error
B. twice the actual error
C. thrice the actual error
D. none of these.

13. 

Magnetic declination at any place

A. remains constant
B. does not remain constant
C. fluctuates
D. changes abruptly.

14. 

Systematic errors are those errors

A. which cannot be recognised
B. whose character is understood
C. whose effects are cumulative and can be eliminated
D. none of these.

15. 

If L is in kilometres, the curvature correction is

A. 58.2 L2 mm
B. 64.8 L2 mm
C. 74.8 L2 mm
D. 78.4 L2 mm.




© 2008-2014 by IndiaBIX™ Technologies. All Rights Reserved | Copyright | Terms of Use & Privacy Policy

Contact us: info@indiabix.com     Follow us on twitter!