Surveying In an internal focussing type of telescope, the lens provided is plano-concave plano-convex concave convex plano-concave plano-convex concave convex ANSWER DOWNLOAD EXAMIANS APP
Surveying If the reduced bearing of a line AB is N60°W and length is 100 m, then the latitude and departure respectively of the line AB will be +50 m, +86.6 m +50 m, -86.6 m +86.6 m, -50 m +70.7 m, -50 m +50 m, +86.6 m +50 m, -86.6 m +86.6 m, -50 m +70.7 m, -50 m ANSWER DOWNLOAD EXAMIANS APP
Surveying If ‘δ’ is the declination of the star and ‘φ’ is the latitude of the observer then the hour angle of the star at elongation is given by cos H = tan φ . cot δ tan H = tan φ . cot δ sin H = tan φ . cot δ None of these cos H = tan φ . cot δ tan H = tan φ . cot δ sin H = tan φ . cot δ None of these ANSWER DOWNLOAD EXAMIANS APP
Surveying Systematic errors Always follow some definite mathematical law Are also known as cumulative errors All listed here Can be removed by applying corrections to the observed values Always follow some definite mathematical law Are also known as cumulative errors All listed here Can be removed by applying corrections to the observed values ANSWER DOWNLOAD EXAMIANS APP
Surveying The size of a plane table is 750 mm × 900 mm 300 mm × 450 mm 600 mm × 750 mm 450 mm × 600 mm 750 mm × 900 mm 300 mm × 450 mm 600 mm × 750 mm 450 mm × 600 mm ANSWER DOWNLOAD EXAMIANS APP
Surveying For a line AB the forebearing of AB and back bearing of BA differ by 180° none is correct both (A) and (B) are correct the forebearing of AB and back bearing of AB differ by 180° the forebearing of AB and back bearing of BA differ by 180° none is correct both (A) and (B) are correct the forebearing of AB and back bearing of AB differ by 180° ANSWER DOWNLOAD EXAMIANS APP
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