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प्रश्न
Name the spherical mirror which can produce a virtual and diminished image of an object.
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उत्तर
Only a convex mirror can produce a virtual and diminished image of an object.
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संबंधित प्रश्न
Explain the following term related to spherical lenses:- optical centre
An image that cannot be obtained on a screen is called ______.
Image formed by a convex ______ is always virtual and smaller in size.
An image which can be obtained on a screen is called a ______ image.
What is a virtual image?
The letter F is placed in front of a plane mirror:
What is the name of the phenomenon involved?
Write the formula for a lens connecting image distance (v), object distance (u) and the focal length (f). How does the lens formula differ from the mirror formula?
A lens forms a real image 3 cm high of an object 1 cm high. If the separation of object and image is 15 cm, find the focal length of the lens.
A 2.0 cm tall object is placed 40 cm from a diverging lens of focal length 15 cm. Find the position and size of the image.
How is a spherical mirror used to converge a beam of light at a point? Name the type of mirror used.
Name the two kinds of spherical mirrors and distinguish between them.
Does the mirror mentioned in part (b) form real image for all locations of the object?
Which mirror will you prefer to use as a rear view mirror in a car : plane mirror or convex mirror? Give one reason.
(a) When a concave mirror is used as a shaving mirror, where is the person's face in relation to the focus of mirror?
(b) State three characteristics of the image seen in part (a).
The erect image formed by a concave mirror is of size double the size of object. How are u and v related?
The sun is seen before the sunrise and after the sunset.
The following Figure shows a concave mirror MM' on which a ray of light incident from a point P gets reflected to meet the principle axis at O.
(a) Find, by construction, the position of the centre of curvature of the concave mirror.
(b) Write down the value for the radius of curvature of the mirror.
(c) Calculate the focal length of the mirror.
(d ) Which relation is used in deducing the focal length from the radius of curvature?
Which of the following has curved reflecting surface?
The spherical mirror with a reflecting surface curved inward is called
