Give one use each of a concave mirror and a convex mirror.

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Solution

1) Concave mirror: Concave mirrors form large images when the objects are very close to them. Therefore, it is used by dentists to see enlarged images of teeth.

2) Convex mirror: Convex mirrors form small images. Therefore, it is used as a rear view mirror in vehicles.

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Question 8
Give one use each of a concave and a convex mirror.

Question 4

You are provided with a concave mirror, a convex mirror, a concave lens and a convex lens. To obtain an enlarged image of an object you can use either

(a) concave mirror or convex mirror.

(b) concave mirror or convex lens.

(d) concave lens or convex lens.

Q. 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?

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.

Q. A concave mirror of focal length

10 cm

and a convex mirror of focal length

15 cm

are placed facing each other

40 cm

apart. A point object is placed between the mirrors on their common axis and

15 cm

from the concave mirror. Find the position and nature of the image produced by successive reflections, first at the concave mirror and then at the convex mirror.

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Give one use each of a concave mirror and a convex mirror.

1) Concave mirror: Concave mirrors form large images when the objects are very close to them. Therefore, it is used by dentists to see enlarged images of teeth. 2) Convex mirror: Convex mirrors form small images. Therefore, it is used as a rear view mirror in vehicles.

1) Concave mirror: Concave mirrors form large images when the objects are very close to them. Therefore, it is used by dentists to see enlarged images of teeth.

2) Convex mirror: Convex mirrors form small images. Therefore, it is used as a rear view mirror in vehicles.