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A plumb line is a lineAnonymous voting
- (A) lying on a level surface
- (B) lying on a horizontal plane
- (C) perpendicular to a level surface
- (D) that joins two points on ground
If some parameters of a closed survey are missing, it is possible to determineAnonymous voting
- (A) any three quantities using the conditions of a closed traverse
- (B) any number of quantities using the conditions of a closed traverse
- (C) any two quantities if they are of adjacent lines
- (D) any two quantities of a closed traverse
- (E) not attempted
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