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प्रश्न
A ray of light passing through centre of curvature of a spherical mirror, after reflection
विकल्प
passes through the focus
passes through the pole
becomes parallel to the principal axis
retraces its own path.
उत्तर
retraces its own path.
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संबंधित प्रश्न
What is the nature of a mirror having a focal length of, +10 cm?
What type of image/images are formed by:
a concave mirror?
Give two uses of a convex mirror. Explain why you would choose convex mirror for these uses.
Draw a labelled ray diagram to show the formation of image in a convex-mirror when the object is at infinity. Mark clearly the pole and focus of the mirror in the diagram.
An object is placed well outside the principal focus of a convex lens. Draw a ray diagram to show how the image is formed, and say whether the image is real or virtual.
At the point of incidence, a line drawn at right angles to the surface, separating the two media, is called the normal.
A convex mirror is used
A full length image of a distant tall building can definitely be seen by using ______.
The mirror used as rear-view mirror in vehicles ______.
Assertion: Convex mirrors are used as a rearview mirror in vehicles for observing traffic at our back.
Reason: A convex mirror has a much larger field of view.
