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प्रश्न
Select the correct option:
Which mirror is used in periscope?
विकल्प
concave mirror
convex mirror
Plane mirror
parabolic mirror
MCQ
उत्तर
Plane mirror
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संबंधित प्रश्न
A small object is placed 150 mm away from a diverging lens of focal length 100 mm.
(i) Copy the figure below and draw rays to show how an image is formed by the lens.
Figure
(ii) Calculate the distance of the image from the lens by using the lens formula.
What type of mirror can be used to obtain a real image of an object?
Define the following term in relation to concave mirror.
Aperture
What do you mean by a spherical mirror?
For what position of an object, a concave mirror forms an enlarged virtual image?
What is the nature of the mirror having a focal length of -20 cm?
An object is brought towards a concave mirror. How does the position and size of the image change?
What do you mean by the principal axis?
Define the term Focus of a concave mirror.
Define focal length.
