Both concave and convex mirrors can produce virtual and erect images. A concave mirror is used as a shaving mirror, but a convex mirror is not. Why?

The virtual image formed by a concave mirror is enlarged, whereas that formed by a convex mirror is diminished.

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The virtual image formed by a convex mirror is enlarged, but that formed by a concave mirror is diminished.

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The virtual image formed by a convex mirror is at infinity.

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The virtual image formed by a concave mirror is brighter.

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Solution

The correct option is A The virtual image formed by a concave mirror is enlarged, whereas that formed by a convex mirror is diminished.
A shaving mirror must form a virtual, erect, and enlarged image of the face.

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Q. Why convex mirror can't be used instead of concave mirror as a shaving mirror?

Question 7

You are provided with a convex mirror, a concave mirror, a convex lens and a concave lens. You can get an inverted image from

(a) both concave lens and convex lens.

(b) both concave mirror and convex mirror.

(d) Both convex mirror and concave lens.

The mirror which can form a magnified image of an object is : (a) convex mirror (b) plane mirror (c) concave mirror (d) both convex and concave mirrors

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 larger than the object can be produced by a

(i) concave lens

(ii) concave mirror

(iii) convex mirror

(iv) plane mirror

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Both concave and convex mirrors can produce virtual and erect images. A concave mirror is used as a shaving mirror, but a convex mirror is not. Why?

The correct option is A The virtual image formed by a concave mirror is enlarged, whereas that formed by a convex mirror is diminished.A shaving mirror must form a virtual, erect, and enlarged image of the face.

The correct option is A The virtual image formed by a concave mirror is enlarged, whereas that formed by a convex mirror is diminished.
A shaving mirror must form a virtual, erect, and enlarged image of the face.