| In chain surveying field work is limited to |
A) Angular measurement only
B) Both linear and angular measurement
C) Linear measurements only
D) None of above
| For ranging a survey line, minimum number of ranging roads required are |
A) 2
B) 3
C) 4
D) 5
| A well conditioned triangle should not have angles more than |
A) 30°
B) 60°
C) 45°
D) 120°
| Negative errors are caused in chain, when its length is |
A) more than the standard length
B) less than the standard length
C) equal to the standard length
D) uncertain
| 30 m chain was used to measure a line AB which was found to be 205 m long. If the chain was found to be 2 cm too long, then the actual length of the line AB is |
A) 203.86
B) 204.86
C) 205.13
D) 206
| In chain surveying, perpendiculars to the chain line are set out by |
A) A theodolite
B) A prismatic compass
C) A clinometer
D) An optical square
| Number of links per meter length of a chain are |
A) 2
B) 8
C) 5
D) 10
| Ranging is defined as |
A) Measuring the distance from starting point
B) Establishing intermediate points on a chain line
C) The distance between endpoints
D) A point in chain line
| The accuracy of measurement in chain surveying does not depend upon |
A) length of the offset
B) scale of the plotting
C) importance of the features
D) general layout of the chain lines
| The limiting length of an offset does not depend upon |
A) accuracy of the work
B) method of setting out perpendiculars
C) scale of plotting
D) indefinite features to be surveyed
