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प्रश्न
Draw a ray diagram showing the image formation of a distant object by a refracting telescope ?
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उत्तर
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संबंधित प्रश्न
"A telescope resolves whereas a microscope magnifies." Justify this statement ?
Draw a labelled ray diagram of an astronomical telescope to show the image formation of a distant object. Write the main considerations required in selecting the objective and eyepiece lenses in order to have large magnifying power and high resolution of the telescope.
Define magnifying power of a telescope. Write its expression.
Draw a ray diagram of astronomical telescope for the final image formed at infinity.
With the help of a ray diagram explain the working of a reflecting telescope.
The magnifying power of an astronomical telescope in normal adjustment is 2.9 and the objective and the eyepiece are separated by a distance of 150 cm. Find the focal lengths of the two lenses.
A small telescope has an objective of focal length 140 cm and an eye piece of focal length 5.0 cm. The magnifying power of telescope for viewing a distant object?
In a telescope, the lens facing the object is called the:
In an astronomical (refracting) telescope, the objective lens has:
According to Rayleigh's criterion for the angular separation between two resolvable objects, the correct relation is:
