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) tan (90° + δ)/tan (90° + λ) sin (90° - δ)/sin (90° - λ) cos δ/cos λ cos (90° - δ)/cos (90° - λ) tan (90° + δ)/tan (90° + λ) sin (90° - δ)/sin (90° - λ) cos δ/cos λ ANSWER DOWNLOAD EXAMIANS APP
Surveying Height of instrument method of levelling is None of these quicker and less tedious for large number of intermediate sights less accurate than rise and fall method more accurate than rise and fall method None of these quicker and less tedious for large number of intermediate sights less accurate than rise and fall method more accurate than rise and fall method ANSWER DOWNLOAD EXAMIANS APP
Surveying During chaining along a straight line, the . leader of the party has 4 arrows in his hand while the follower has 6. Distance of the follower from the starting point is 180m 6 chains 4 chains 120 m 180m 6 chains 4 chains 120 m 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 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 None of these ANSWER DOWNLOAD EXAMIANS APP
Surveying In the double application of principle of reversion, the apparent error is two times the true error equal to true error four times the true error half the true error two times the true error equal to true error four times the true error half the true error ANSWER DOWNLOAD EXAMIANS APP
Surveying Check lines (or proof lines) in Chain Surveying, are essentially required To plot the chain lines To increase the out-turn To plot the offsets To indicate the accuracy of the survey work To plot the chain lines To increase the out-turn To plot the offsets To indicate the accuracy of the survey work ANSWER DOWNLOAD EXAMIANS APP
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