Q. If E is the spherical excess and R the radius of the earth, the surface area of the triangle, is

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Q. For a spherical triangle ABC, pick up incorrect statement

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Q. If δ is the declination of the Polaris and λ is the latitude of the place, the azimuth of the polaris, is

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Q. The product of the distances of plumb point and horizon point of a vertical photograph from its principal point, is

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Q. 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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Q. Invar tapes used for measuring base lines, is made of nickel-iron alloy containing nickel

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Q. Triangulation surveys are carried out for locating

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Q. The movement of the projector in y-direction, introduces in the model a y-parallax

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Q. The angle between the direction of star and the direction of earth's axis of rotation is called

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Q. Pick up the correct statement from the following :

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Q. The circle in which a plane tangent to the earth's surface at the point of observation, intersects the celestial sphere, is called

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Q. If θ and δ be the latitude of an observer and declination of a heavenly body respectively, the upper culmination of the body will be south of zenith if its zenith distance, is

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Q. The shortest distance between two places measured along the surface of the earth, is

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Q. The correction for parallax, is

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Q. The angle between the plane of the equator and the plane of the ecliptic, is known as obliquity of the ecliptic and its value is

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Q. Systematic errors

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Q. Perspective centre relates to

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Q. At western elongation, the pole star moves

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Q. Pick up the correct statement from the following :

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Q. 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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