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प्रश्न
Draw a schematic ray diagram of a reflecting telescope showing how rays coming from a distant object are received at the eyepiece.
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उत्तर
The ray diagram of reflecting telescope is shown as follows:
संबंधित प्रश्न
Draw a labeled ray diagram to obtain the real image formed by an astronomical telescope in normal adjustment position. Define its magnifying power.
You are given the following three lenses. Which two lenses will you use as an eyepiece and as an objective to construct an astronomical telescope ? Give reason
| Lenses | Power (D) | Aperture (cm) |
| L1 | 3 | 8 |
| L2 | 6 | 1 |
| L3 | 10 | 1 |
Draw a ray diagram showing the image formation of a distant object by a refracting telescope ?
"A telescope resolves whereas a microscope magnifies." Justify this statement ?
Define magnifying power of a telescope. Write its expression.
(i) What is meant by resolving power of a telescope?
(ii) State any one method of increasing the resolving power of an astronomical telescope.
Draw a ray diagram of astronomical telescope for the final image formed at infinity.
Draw a labelled ray diagram showing the image formation by a refracting telescope. Define its magnifying power.
A telescope in which the eye lens used is concave, so that the final image is erect, is popularly called a:
Which type of telescope uses a converging lens as eyepiece and gives an inverted image?
