In an astronomical telescope in normal adjustment, a straight black line of length is drawn on the objective lens. The eyepiece forms a real image of this line. The length of this image is . The magnification of the telescope is |
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a) |
b) |
c) |
d) |

In an astronomical telescope in normal adjustment, a straight black line of length is drawn on the objective lens. The eyepiece forms a real image of this line. The length of this image is . The magnification of the telescope is |
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a) |
b) |
c) |
d) |

1 Answer - 5876 Votes

3537

Here we treat the line on the objective as the object and the eyepiece as the lens Hence and Now Solving we get Magnification Magnification of telescope in normal adjustment |