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प्रश्न
What type of mirror should be used as a shaving mirror?
उत्तर
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संबंधित प्रश्न
A spherical mirror produces an image of magnification -1.0 on a screen placed at a distance of 30 cm from the pole of the mirror.
(i) Write the type of mirror in this case.
(ii) What is the focal length of the mirror ?
(iii) What is the nature of the image formed ?
(iv) Draw the ray diagram to show the image formation in this case.
A 3 cm tall object is placed 18 cm in front of a concave mirror of focal length 12 cm. At what distance from the mirror should a screen be placed to see a sharp image of the object on the screen. Also calculate the height of the image formed.
Draw the following diagram in your answer book and show the formation of image of the object AB with the help of suitable rays:
Draw the following diagram in your answer book and show the formation of image with the help of suitable rays:
Make labelled ray diagrams to illustrate the formation of:
a real image by a converging mirror.
Draw a ray diagram to show the formation of image of an object placed between the focus and centre of curvature of a concave mirror. State the position, size and nature of the image.
State two uses of a concave mirror.
For a real object, which of the following can produce a real image?
Which of the following mirror is used by a dentist to examine a small cavity in a patient’s teeth?
You are provided with a convex mirror, a concave mirror, a convex lens and a concave lens. You can get an inverted image from
