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प्रश्न
State whether the following statement is true or false:
A diverging mirror is used as a rear-view mirror.
उत्तर
True
A diverging mirror, i.e. convex mirror, is used as a rear-view mirror, as it has a wider field of view and always forms virtual, erect and small-sized images of innumerable objects at the same time.
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संबंधित प्रश्न
Find the focal length of a convex mirror whose radius of curvature is 32 cm.
An object is placed at a distance of 30 cm in front of a convex mirror of focal length 15 cm. Write four characteristics of the image formed by the mirror.
Which type of mirror has:
negative focal length?
Name the mirror which can give:
an erect and diminished image of an object.
How will you distinguish between a plane mirror, a concave mirror and a convex mirror without touching them?
An object is placed at a distance of 10 cm from a convex mirror of focal length 5 cm.
(a) Draw a ray-diagram showing the formation image
(b) State two characteristics of the image formed
(c) Calculate the distance of the image from mirror.
A ray of light passing through centre of curvature of a spherical mirror, after reflection
A convex mirror is used
The image formed by these mirrors is ______ than the object.
The most common example of a convex mirror is the make – up mirror.
