EXAMIANS
‘H’ is the flying height above mean ground level and ‘f’ is the principal distance of a vertical photograph. The mean scale of the photographs is
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The station pointer is generally used in
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Transit rule of adjusting the consecutive coordinates of a traverse is used where
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The sidereal day is the time interval between two successive upper transits of
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If the staff is not held vertical at a level¬ling station, the reduced level calculated from the observation would be
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The altitudes of a circumpolar star at culminations are 70° and 10°, both culminations being north of zenith. The latitude of the place, is
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In the prismatic compass
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A star may culminate at zenith if its declination is
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The hour angle of the heavenly body for Greenwich meridian equals the hour angle of the body for any other meridian + longitude:
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The distance between the minor control point and the principal point should be equal to
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