Surveying The equation which is obtained by multiplying each equation by the coefficient of its unknowns and by adding the equations thus formed, is known as None of these Observation equation Normal equation Conditional equation None of these Observation equation Normal equation Conditional equation ANSWER DOWNLOAD EXAMIANS APP
Surveying On vertical photographs, height displacement is Negative for points below datum Positive for points above datum All listed here Zero for points vertically below the air station Negative for points below datum Positive for points above datum All listed here Zero for points vertically below the air station ANSWER DOWNLOAD EXAMIANS APP
Surveying If the image of a triangulation station of R.L. 500 m is 4 cm from the principal point of a vertical photo taken from an altitude of 2000 m, above datum, the height displacement will be 10 mm 4 mm 2 mm 6 mm 10 mm 4 mm 2 mm 6 mm ANSWER DOWNLOAD EXAMIANS APP
Surveying After fixing the plane table to the tripod, the main operations which are needed at each plane table station are (i) Levelling (ii) Orientation (iii) CenteringThe correct sequence of these operations is (iii), (i), (ii) (ii), (iii), (i) (i), (iii), (ii) (i), (ii), (iii) (iii), (i), (ii) (ii), (iii), (i) (i), (iii), (ii) (i), (ii), (iii) ANSWER DOWNLOAD EXAMIANS APP
Surveying ‘H’ is the flying height above mean ground level and ‘f’ is the principal distance of a vertical photograph. The mean scale of the photographs is f/H H/f H + f H. f f/H H/f H + f H. f 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