A. inversely proportional to the scale of the map
B. directly proportional to the flatness of ground
C. larger for accurate works
D. larger if the time available is more
Related Mcqs:
- The suitable contour interval for a map with scale 1 : 10000 is______________?
A. 2 m
B. 5m
C. 10 m
D. 20 m - In direct method of contouring, the process of locating or identifying points lying on a contour is called_______________?
A. ranging
B. centring
C. horizontal control
D. vertical control - A series of closely spaced contour lines represents a___________________?
A. steep slope
B. gentle slope
C. uniform slope
D. plane surface - If a tripod settles in the interval that elapses between taking a back sight reading and the following foresight reading, then the elevation of turning point will_________________?
A. increase
B. decrease
C. not change
D. either ‘a’ or ‘b’ - The maximum tolerance in a 20 m chain is_______________?
A. ±2 mm
B. ±3 mm
C. ±5 mm
D. ±8 mm - In an internal focussing type of telescope, the lens provided is_______________?
A. concave
B. convex
C. plano-convex
D. plano-concave - In the double application of principle of reversion, the apparent error is_______________?
A. equal to true error
B. half the true error
C. two times the true error
D. four times the true error - If the focal length of the object glass is 25 cm and the distance from object glass to the trunnion axis is 15 cm, the additive constant is_______________?
A. 0.1
B. 0.4
C. 0.6
D. 1.33 - The graduations in prismatic compass_____________?
1. are inverted
2. are upright
3. run clockwise having 0° at south
4. run clockwise having 0° at north
The correct answer is ?
A. (1) and (3)
B. (1) and (4)
C. (2) and (3)
D. (2) and (4) - Dumpy level is most suitable when______________?
A. the instrument is to be shifted frequently
B. fly levelling is being done over long distance
C. many readings are to be taken from a single setting of the instrument
D. all of the above
