Q. The imaginary sphere on which stars appear to lie is known as __________

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Q. The point above which the satellite or any celestial body lies is known as _____________

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Q. Which of the following doesn’t represent the co-ordinate system used in determining position of celestial body?

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Q. The horizon system depends on which of the following?

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Q. Zenith distance can be given as z = _____________

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Q. Equatorial circle is used as a reference in an independent equatorial system.

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Q. All the co-ordinates in dependent system will depend on observer’s position.

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Q. In the dependent equatorial system, first co-ordinate represents on _________ and second co-ordinate represents on ____________

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Q. Determine the spherical excess, if the area of the triangle is given as 32sq. m with radius 65m.

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Q. If the radius of sphere is given as 43m and the spherical excess as 186.54m, find the area of a spherical triangle.

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Q. Which among the following is used in the formation of the astronomical triangle?

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Q. When the greatest distance is to the east of the meridian then the elongation is said to be____________

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Q. Which of the following cases determine that the astronomical triangle is right angled?

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Q. Napier’s rule is used for the calculation of___________

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Q. If the star is at horizon which of the following will be equal to zero?

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Q. A star crosses a meridian only once in its revolution.

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Q. Which of the following is obtained from astronomical triangle?

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Q. Which of the following cases is not related to astronomical triangle?

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Q. The stars which always move above the horizon are called as__________

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Q. The culmination of the star depends upon which of the following factors?

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