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NEET Re Exam 2022 Physics and Chemistry

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Question : 45

Total: 100

An astronomical refracting telescope is being used by an observer to observe planets in normal adjustment. The focal lengths of the
objective and eye piece used in the
construction of the telescope are 20 m and
2 cm respectively. Consider the following
statements about the telescope :
(a) The distance between the objective and eyepiece is 20.02 m
(b) The magnification of the telescope is (–) 1000
(c) The image of the planet is erect anddiminished
(d) The aperture of eye piece is smaller than that of objective The correct statements are :

(a),(b) and (d)
(a), (b) and (c)
(b), (c) and (d)
(c), (d) and (a)

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