EXAMIANS
Refraction correction
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The foot of the perpendicular on the picture plane through the optical centre of the camera lens, is known as
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The parallax equation Δp = BmΔh/H - h is applicable to entire overlap of the photographs only if parallax is measured
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To avoid large centering error with very short legs, observations are generally made
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Invar tapes used for measuring base lines, is made of nickel-iron alloy containing nickel
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The sidereal day is the time interval between two successive upper transits of
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The scale of a vertical photograph of focal length ‘f’ taken from height of ‘H’ metres above M.S.L., at a point of reduced level ‘h’, is
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The instrument used for accurate centering in plane table survey is
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The resection by two point problem as compared to three point problem
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For adjusting a quadrilateral whose both the diagonals are observed, the equations of conditions involved, are
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