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An astronomical telescope has an angular magnification of magnitude 5 for distant objects. The separation between the objective and the eye-piece is 36 cm and the final image is formed at infinity. The focal length  of the objective and the focal length  of the eye-piece are

a)

b)

c)

d)


Question ID - 152668 | Toppr Answer

An astronomical telescope has an angular magnification of magnitude 5 for distant objects. The separation between the objective and the eye-piece is 36 cm and the final image is formed at infinity. The focal length  of the objective and the focal length  of the eye-piece are

a)

b)

c)

d)

1 Answer - 5876 Votes

3537

Answer Key : (d) -

(d)

And length of telescope

Solving eqs (i) and (ii), we get



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