Surveying For any star to be a circumpolar star, its Declination must be 0° Declination must be 90° Distance from the pole must be less than the latitude of the observer Hour angle must be 180° Declination must be 0° Declination must be 90° Distance from the pole must be less than the latitude of the observer Hour angle must be 180° ANSWER DOWNLOAD EXAMIANS APP
Surveying If ‘δ’ is the declination of the star and ‘φ’ is the latitude of the observer, then the azimuth of the star at elongation is given by None of these cos z = sec φ . cos δ sin z = sec φ . cos δ tan z = sec φ . cos δ None of these cos z = sec φ . cos δ sin z = sec φ . cos δ tan z = sec φ . cos δ ANSWER DOWNLOAD EXAMIANS APP
Surveying In a spherical triangle ABC, right angled at C, sin b equals 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 sin a cos A ANSWER DOWNLOAD EXAMIANS APP
Surveying The zenith is the point on the celestial sphere West of observer North of observer East of observer South of observer West of observer North of observer East of observer South of observer ANSWER DOWNLOAD EXAMIANS APP
Surveying Theodolite is an instrument used for tightening the capstan-headed nuts of level tube measurement of both horizontal and vertical angles measurement of horizontal angles only measurement of vertical angles only tightening the capstan-headed nuts of level tube measurement of both horizontal and vertical angles measurement of horizontal angles only measurement of vertical angles only ANSWER DOWNLOAD EXAMIANS APP
Surveying Which of the following errors cannot be eliminated by taking both face observations ? None of these index error i.e. error due to imperfect adjustment of the vertical circle vernier error due to horizontal axis not being perpendicular to the vertical axis error due to non-parallelism of the axis of telescope level and line of collimation None of these index error i.e. error due to imperfect adjustment of the vertical circle vernier error due to horizontal axis not being perpendicular to the vertical axis error due to non-parallelism of the axis of telescope level and line of collimation ANSWER DOWNLOAD EXAMIANS APP
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