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प्रश्न
What is the nature of a mirror having a focal length of +15 cm?
एक पंक्ति में 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
Name the two kinds of spherical mirrors and distinguish between them.
Complete the following diagrams in Figure by drawing the reflected rays for the incident rays 1 and 2.
State the kind of mirror used
(a) By a dentist,
(b) As a search-light reflector.
The sun is seen before the sunrise and after the sunset.
Define the following term:
concave mirror
Define the following term in relation to concave mirror.
Aperture
What kind of mirror is used in vehicles to see the traffic following it?
For what position of an object, a concave mirror forms a real image equal in size to the object?
What is the nature of the mirror having a focal length of -20 cm?
Size of image of an object by a mirror having a focal length of 20 cm is observed to be reduced to 1/3rd of its size. At what distance the object has been placed from the mirror? What is the nature of the image and the mirror?
