EXAMIANS
A series of closely spaced contour lines represents a
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Spring tides are caused when
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A lemniscate curve between the tangents will be transitional throughout if the polar deflection angle of its apex, is
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Polaris is usually observed for the determination of the azimuth when it is
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The size of a plane table is
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If 16 flight lines are run perpendicular to an area 30 km wide, their spacings on a photographical map on scale 1 : 50,000 , will be
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The scale of a tilted photograph of focal length f, taken from an altitude H, along the plate parallel through plumb point, is
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With the rise of temperature, the sensitivity of a bubble tube
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The horizontal angle between the true meridian and magnetic meridian at a place is called
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Which of the following errors can be neutralised by setting the level midway between the two stations ?
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