Surveying Local attraction in compass surveying may exist due to 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 friction of the needle at the pivot ANSWER DOWNLOAD EXAMIANS APP
Surveying Accidental errors Are generally small Do not follow any definite mathematical law Cannot be removed by applying corrections to the observed values All of these Are generally small Do not follow any definite mathematical law Cannot be removed by applying corrections to the observed values All of these ANSWER DOWNLOAD EXAMIANS APP
Surveying There are two stations A and B. Which of the following statements is correct? The fore bearing of AB is AB All listed here The back bearing of AB is BA The fore and back bearings of AB differ by 180° The fore bearing of AB is AB All listed here The back bearing of AB is BA The fore and back bearings of AB differ by 180° ANSWER DOWNLOAD EXAMIANS APP
Surveying The Polaris describes a small circle round the pole whose radius is approximately 4° 3° 2° 1° 4° 3° 2° 1° ANSWER DOWNLOAD EXAMIANS APP
Surveying The great circle along which the sun appears to trace on the celestial sphere with earth as centre during the year, is called None of these Celestial equator Ecliptic Equator None of these Celestial equator Ecliptic Equator ANSWER DOWNLOAD EXAMIANS APP
Surveying If θ and δ be the latitude of a place and declination of a star respectively, the upper culmination of the star will be north of zenith if its zenith distance, is (θ + δ)/2 δ - θ θ + δ θ - δ (θ + δ)/2 δ - θ θ + δ θ - δ ANSWER DOWNLOAD EXAMIANS APP
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