Name equipment where the following are used :
a. A concave mirror
b. A convex mirror

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Solution

a) Satellite dishes use concave mirrored surfaces to receive and redirect signals. Headlights, flashlights, and camera flashes use concave mirrors to focus beams of light.

b) Convex mirrors are used in automobile side and rearview mirrors. Some cell phones are also equipped with these mirrors to aid users when performing a self-portrait shot.

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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.

Which of the following can be used to form a real image?

(a) Concave mirror only

(b) Plane mirror only.

(d) Both concave and convex mirrors.

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?

Q. Give reasons for the following:

(a) We cannot see a source of light through a bent tube.
(b) Convex mirrors are used in a car wing mirrors.
(c) A concave mirror is used as a dentist's 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.

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Name equipment where the following are used :a. A concave mirrorb. A convex mirror

Name equipment where the following are used :
a. A concave mirror
b. A convex mirror