Surveying The distance between the projection centre and the photograph, is called Focal length Isocentric distance Principal line Principal distance Focal length Isocentric distance Principal line Principal distance 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 (ii) and (iii) only (i) both (i) and (iv) only (iii) both (ii) and (iii) only (i) both (i) and (iv) only (iii) ANSWER DOWNLOAD EXAMIANS APP
Surveying The latitude of the observer's position, is All listed here Angular distance along the observer's meridian between equator and the observer Elevation of the elevated pole Declination of the observer's zenith All listed here Angular distance along the observer's meridian between equator and the observer Elevation of the elevated pole Declination of the observer's zenith ANSWER DOWNLOAD EXAMIANS APP
Surveying If the R.L. of a B.M. is 100.00 m, the back- sight is 1.215 m and the foresight is 1.870 m, the R.L. of the forward station is 101.870 m 100.345 m 99.345 m 100.655 m 101.870 m 100.345 m 99.345 m 100.655 m ANSWER DOWNLOAD EXAMIANS APP
Surveying Local attraction in compass surveying may exist due to friction of the needle at the pivot presence of magnetic substances near the instrument incorrect levelling of the magnetic needle loss of magnetism of the needle friction of the needle at the pivot presence of magnetic substances near the instrument incorrect levelling of the magnetic needle loss of magnetism of the needle ANSWER DOWNLOAD EXAMIANS APP
Surveying If ‘δ’ is the declination of the Polaris and ‘λ’ is the latitude of the place, the azimuth of the Polaris, is cos (90° - δ)/cos (90° - λ) cos δ/cos λ tan (90° + δ)/tan (90° + λ) sin (90° - δ)/sin (90° - λ) cos (90° - δ)/cos (90° - λ) cos δ/cos λ tan (90° + δ)/tan (90° + λ) sin (90° - δ)/sin (90° - λ) ANSWER DOWNLOAD EXAMIANS APP
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