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Question
Select the correct option:
A mirror forms a virtual image (diminished) of an object, whatever be the position of object:
Options
it must be a concave mirror
it must be a convex mirror
it must be a plane mirror
it may be convex mirror or plane mirror
Solution
it must be a convex mirror
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RELATED QUESTIONS
Explain the following term related to spherical lenses:- centres of curvature
A coin placed at the bottom of a vessel appears to be raised when water is poured in the vessel.
State the direction of incident ray which after reflection from a spherical mirror gets reflected along its own path. Give a reason.
Define the following terms in the context of spherical mirrors :
(i) Pole
(ii) Centre of curvature
(iii) Radius of curvature
(iv) Principal axis
Discuss the position and nature of image formed by a concave mirror when an object is moved from infinity towards the pole of mirror.
Discuss the position and nature of image formed by a convex mirror when an object is moved from infinity towards the pole of mirror.
Name the kind of mirror used to obtain:
A real and diminished image.
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An object of length 4 cm is placed in front of a concave mirror at distance 30 cm. The focal length of mirror is 15 cm.
- Where will the image form?
- What will be the length of image?
The minimum length of the mirror required to see the full image of the person is half ‘ of his height.
