Q. In triangulation surveys

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Q. When a star is between the pole and the horizon, the relationship between latitude (λ), zenith distance (z) and declination δ, is

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Q. The distance between the minor control point and the principal point should be equal to

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Q. The great circle whose plane is perpendicular to the axis of rotation of the earth, is called

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Q. The Polaris describes a small circle round the pole whose radius is approximately

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Q. The plane at right angle to the zenith-nadir line and passing through the centre of the earth, is called

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Q. Sidereal day

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Q. Pick up the correct statement for horizontal photographs.

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Q. If the altitudes of a star at its upper and lower transits are 60° 30' and 19° 30' respectively, the latitude of the place, is

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Q. The point on the photograph where bisector between the vertical line through optical centre of the camera lens and the plate perpendicular meets, is known as

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Q. In a truly vertical photograph,

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Q. 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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Q. The true and mean suns occupy the same meridian at the same time on

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Q. The prime vertical passes through

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Q. Pick up the correct statement from the following :

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Q. Homologous point is

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Q. According to Napier's Rules of circular parts for a right angled triangle, sine of middle part equals the product of

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Q. The difference of parallax for a given difference in elevation is independent of

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Q. Limiting gradient for locating the base line on evenly-sloping ground, is

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Q. Polaris is usually observed for the determination of the latitude when it is

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