Which mirror is used as a rear-view mirror in vehicles?

A plane mirror, because it forms a virtual and erect image.

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A convex mirror, because it forms a virtual, erect and diminished image. And it also has more field of view than the plane mirror.

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A concave mirror, because it forms a real image.

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Lens is used instead of a mirror.

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Solution

The correct option is B
A convex mirror, because it forms a virtual, erect and diminished image. And it also has more field of view than the plane mirror.

A convex mirror always forms diminished, virtual and erect image and it also allows more light to fall on it i.e., has more field of view. Thus, convex mirror is used as a rear-view mirror in vehicles.

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Similar questions

Q. Which of the following is incorrect ?

a. A convex mirror can give a virtual image.

b. A convex mirror cannot give a real image.

c. A concave mirror can give a virtual image.

d. A concave mirror can give a diminished virtual image.

A virtual image formed by a concave mirror is always (a) ____ and a virtual image formed by a convex mirror is always (b) _____ .

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