Surveying Polaris is usually observed for the determination of the azimuth when it is At elongation Either at culmination or at elongation At culmination Neither at culmination nor at elongation At elongation Either at culmination or at elongation At culmination Neither at culmination nor at elongation ANSWER DOWNLOAD EXAMIANS APP
Surveying In an internal focussing type of telescope, the lens provided is plano-concave convex concave plano-convex plano-concave convex concave plano-convex ANSWER DOWNLOAD EXAMIANS APP
Surveying The process of turning the telescope about the vertical axis in horizontal plane is known as reversing plunging transiting swinging reversing plunging transiting swinging ANSWER DOWNLOAD EXAMIANS APP
Surveying The cross hairs in the surveying telescope are placed much closer to the eye-piece than to the objective lens anywhere between eye-piece and objective lens much closer to the objective lens than to the eye piece midway between eye piece and objec-tive lens much closer to the eye-piece than to the objective lens anywhere between eye-piece and objective lens much closer to the objective lens than to the eye piece midway between eye piece and objec-tive lens ANSWER DOWNLOAD EXAMIANS APP
Surveying The scale of a tilted photograph of focal length f taken from an altitude H, along the plate parallel through principal point is f/H f/H sec θ f sec θ/H f/H cos ½θ f/H f/H sec θ f sec θ/H f/H cos ½θ ANSWER DOWNLOAD EXAMIANS APP
Surveying If α is the observed altitude, the refraction correction in seconds, is 58" cot α 58 sin α 58 cos α 58" tan α 58" cot α 58 sin α 58 cos α 58" tan α ANSWER DOWNLOAD EXAMIANS APP
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