Surveying If θ and δ be the latitude of a place and declination of a star respectively, the upper culmination of the star will be north of zenith if its zenith distance, is θ - δ (θ + δ)/2 δ - θ θ + δ θ - δ (θ + δ)/2 δ - θ θ + δ ANSWER DOWNLOAD EXAMIANS APP
Surveying Which of the following methods of offsets involves less measurement on the ground? all involve equal measurement on the ground method of ties method of perpendicular offsets method of oblique offsets all involve equal measurement on the ground method of ties method of perpendicular offsets method of oblique offsets ANSWER DOWNLOAD EXAMIANS APP
Surveying Dumpy level is most suitable when All of these many readings are to be taken from a single setting of the instrument fly levelling is being done over long distance the instrument is to be shifted frequently All of these many readings are to be taken from a single setting of the instrument fly levelling is being done over long distance the instrument is to be shifted frequently ANSWER DOWNLOAD EXAMIANS APP
Surveying The permissible error in chaining for measurement with chain on rough or hilly ground is 1 in 500 1 in 250 1 in 100 1 in 1000 1 in 500 1 in 250 1 in 100 1 in 1000 ANSWER DOWNLOAD EXAMIANS APP
Surveying If ‘f’ is the focal length of the camera lens and ‘θ’ is the angle of tilt, the distance of the plumb point from the principal point will be f tan θ f sin θ f cos θ f sec θ f tan θ f sin θ f cos θ f sec θ ANSWER DOWNLOAD EXAMIANS APP
Surveying The difference between a level line and a horizontal line is that level line is a curved line while hori-zontal line is a straight line both are same horizontal line is normal to plumb line while level line may not be normal to the plumb line level line is normal to plumb line while horizontal line may not be normal to plumb line at the tangent point to level line level line is a curved line while hori-zontal line is a straight line both are same horizontal line is normal to plumb line while level line may not be normal to the plumb line level line is normal to plumb line while horizontal line may not be normal to plumb line at the tangent point to level line ANSWER DOWNLOAD EXAMIANS APP