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प्रश्न
What kind of mirror is required for obtaining a virtual image of the same size as the object?
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उत्तर
A plane mirror is required in order to obtain a virtual image of the same size as the object, as this is one of the properties of a plane mirror.
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संबंधित प्रश्न
An image that cannot be obtained on a screen is called ______.
Image formed by a convex ______ is always virtual and smaller in size.
Find out the letters of English alphabet or any other language known to you in which the image formed in a plane mirror appears exactly like the letter itself. Discuss your findings.
The diverging lens in part (a) is replaced by a converging lens also of focal length 100 mm. The object remains in the same position and an image is formed by the converging lens. Compare two properties of this image with those of the image formed by the diverging lens in part (a).
How is the focal length of a spherical mirror related to its radius
A student obtained on a screen the sharp image of a candle flame placed at the farther end of laboratory table using a concave mirror. For getting better value of focal length of the mirror, the teacher suggested to him to focus the sun. What should the student do?
(A) Should move the mirror away from the screen.
(B) Should move the mirror towards the screen.
(C) Should move the mirror and screen both towards the sun.
(D) Should move only the screen towards the sun.
How is the focal length of a spherical mirror related to its radius of curvature?
Answer the following question.
Write the modification in the curvature of the eye lens which enables us to see the nearby objects clearly?
Select the correct option:
Which mirror is used in periscope?
Define the following term in relation to concave mirror.
Aperture
What do you understand by the term real image?
Does the mirror name by your form a real image for all locations? Give a reason for your answer.
Define the term Pole.
An object 10 cm high is placed at a distance of 20 cm in front of a spherical mirror of focal length 25 cm. By scale drawing find the nature, position, and magnification of the image in the following case:
Convex mirror
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?
In the figure shown, the image of a real object is formed at the point I. AB is the principal axis of the mirror. The mirror must be:
Define the following terms in the context of a diverging mirror:
- Principal focus
- Focal length
Draw a labelled ray diagram to illustrate your answer.
