Surveying The net ground area of a vertical photograph 20 cm × 20 cm on scale 1 : 10,000 having overlaps 60% and 30%, is 0.64 sq km 0.50 sq km 0.56 sq km 0.60 sq km 0.64 sq km 0.50 sq km 0.56 sq km 0.60 sq km ANSWER DOWNLOAD EXAMIANS APP
Surveying Spring tides are caused when Sun and moon are in line with earth None of these Solar tidal force and lunar tidal force both coincide Solar tidal force acts opposite to lunar tidal force Sun and moon are in line with earth None of these Solar tidal force and lunar tidal force both coincide Solar tidal force acts opposite to lunar tidal force ANSWER DOWNLOAD EXAMIANS APP
Surveying Equation of time which is the difference between apparent solar time and mean solar time at any instant, vanishes during one year Thrice Four times Once Twice Thrice Four times Once Twice ANSWER DOWNLOAD EXAMIANS APP
Surveying The time interval between successive transits of the moon, is 24 hours 10 minutes 23 hours 50 minutes 20 hours 25 minutes 24 hours 50 minutes 24 hours 10 minutes 23 hours 50 minutes 20 hours 25 minutes 24 hours 50 minutes ANSWER DOWNLOAD EXAMIANS APP
Surveying If the horizontal distance between the staff point and the point of observation is d, then the error due to curvature of earth is proportional to d d2 1/d 1/d2 d d2 1/d 1/d2 ANSWER DOWNLOAD EXAMIANS APP
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