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प्रश्न
What is the nature of a mirror having a focal length of +15 cm?
एका वाक्यात उत्तर
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उत्तर
What is the nature of a mirror having a focal length of +15 cm?
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संबंधित प्रश्न
Explain the following term related to spherical lenses:- optical centre
Define the following term in the context of spherical mirrors:- Centre of curvature
Explain the following term related to spherical lenses:- principal focus
Explain the following term related to spherical lenses: focal length
What do you mean by the term dispersion?
Draw a ray diagram to show the formation of image by a concave mirror for the object beyond its centre of curvature. State three characteristics of the image.
Define the following term:
convex mirror
For what position of an object, a concave mirror forms a real image equal in size to the object?
What is the focal length of a plane mirror?
In normal adjustment, for a refracting telescope, the distance between objective and eye piece is 30 cm. The focal length of the objective, when the angular magnification of the telescope is 2, will be ______.
