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प्रश्न
Draw a ray diagram to show the formation of image of an object kept in front of a convex mirror. State three characteristics of the image.
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उत्तर
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संबंधित प्रश्न
A student used a device (X) to obtain/focus the image of a well illuminated distant building on a screen (S) as shown below in the diagram. Select the correct statement about the device (X).
A concave lens produces an image 20 cm from the lens of an object placed 30 cm from the lens. The focal length of the lens is:
(a) 50 cm
(b) 40 cm
(c) 60 cm
(d) 30 cm
State the two convenient rays that are chosen to construct the image by a spherical mirror for a given object? Explain your answer with the help of suitable ray diagrams.
Define the following term:
concave mirror
Does the mirror name by your form a real image for all locations? Give a reason for your answer.
For a spherical mirror, ______ is true.
The distance from the center of curvature of the mirror to the pole is called the focal length of the mirror.
Explain why a ray of light passing through the center of curvature of a concave mirror, gets reflected along with the same pattern.
In normal adjustment, for a refracting telescope, the distance between objective and eye piece is 30 cm. The focal length of the objective, when the angular magnification of the telescope is 2, will be ______.
