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 tan H = tan φ . cot δ cos H = tan φ . cot δ sin H = tan φ . cot δ None of these tan H = tan φ . cot δ cos H = tan φ . cot δ sin H = tan φ . cot δ None of these ANSWER DOWNLOAD EXAMIANS APP
Surveying A series of closely spaced contour lines represents a gentle slope uniform slope steep slope plane surface gentle slope uniform slope steep slope plane surface ANSWER DOWNLOAD EXAMIANS APP
Surveying The sidereal day is the time interval between two successive upper transits of Mean sun First point of Aries First point of Libra The polar star Mean sun First point of Aries First point of Libra The polar star ANSWER DOWNLOAD EXAMIANS APP
Surveying The line of collimation method of reduction of levels, does not provide a check on Reduced levels Back sights Intermediate sights Fore sights Reduced levels Back sights Intermediate sights Fore sights ANSWER DOWNLOAD EXAMIANS APP
Surveying Contour interval is Larger if the time available is more Inversely proportional to the scale of the map Directly proportional to the flatness of ground Larger for accurate works Larger if the time available is more Inversely proportional to the scale of the map Directly proportional to the flatness of ground Larger for accurate works ANSWER DOWNLOAD EXAMIANS APP
Surveying Subtense bar is an instrument used for measurement of horizontal distances in plane areas measurement of horizontal distances in undulated areas levelling measurement of angles measurement of horizontal distances in plane areas measurement of horizontal distances in undulated areas levelling measurement of angles ANSWER DOWNLOAD EXAMIANS APP
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