Surveying The flying height of the camera is 1,000 m above mean ground level, the distance of the top of a building from a nadir point is 10 cm and the relief displacement of building is 7.2 mm. The height of the building, is 82 m 52 m 72 m 62 m 82 m 52 m 72 m 62 m ANSWER DOWNLOAD EXAMIANS APP
Surveying The foot of the perpendicular on the picture plane through the optical centre of the camera lens, is known as Isocenter Principal point Perspective centre Plumb line Isocenter Principal point Perspective centre Plumb line ANSWER DOWNLOAD EXAMIANS APP
Surveying For a well-conditioned triangle, no angle should be less than 20° 30° 60° 45° 20° 30° 60° 45° ANSWER DOWNLOAD EXAMIANS APP
Surveying If altitude bubble is provided both on index frame as well as on telescope of a theodolite, then the instrument is levelled with reference toi) altitude bubble on index frameii) altitude bubble on index frame if it is to be used as a leveliii) altitude bubble on telescopeiv) altitude bubble on telescope if it is to be used as a level The correct answer is both (i) and (iv) only (i) only (iii) both (ii) and (iii) both (i) and (iv) only (i) only (iii) both (ii) and (iii) 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 1/d2 d2 1/d d 1/d2 d2 1/d d ANSWER DOWNLOAD EXAMIANS APP
Surveying In a spherical triangle ABC, right angled at C, sin b equals sin a cos A cos a sin A tan a cot A cot A tan a sin a cos A cos a sin A tan a cot A cot A tan a ANSWER DOWNLOAD EXAMIANS APP