Light-Spherical Mirrors (CBSE (Central Board of Secondary Education- Board Exam) Class-7 Science): Questions 1 - 7 of 7

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Question number: 1

» Light » Spherical Mirrors » Convex Mirror

MCQ▾

Question

Which mirror is used a rear view mirror in automobiles?

Choices

Choice (4) Response

a.

Concave mirror

b.

Convex mirror

c.

All of the above

d.

None of the above

Question number: 2

» Light » Spherical Mirrors » Convex Mirror

MCQ▾

Question

Convex mirror is used as a:

Choices

Choice (4) Response

a.

Reflector

b.

Security mirror

c.

Fun mirrors

d.

Both a. and b. are correct

Question number: 3

» Light » Spherical Mirrors » Concave Mirror

MCQ▾

Question

Convex mirror has:

Choices

Choice (4) Response

a.

Inner surface is polished

b.

Outer curved surface is reflecting

c.

Both a. and b. are correct

d.

None of the above

Question number: 4

» Light » Spherical Mirrors » Real Image and Virtual Image

MCQ▾

Question

Type of image formed by the plane mirror is:

Choices

Choice (4) Response

a.

Real

b.

Virtual & Erect and formed behind the mirror

c.

Virtual

d.

Erect and formed behind the mirror

Question number: 5

» Light » Spherical Mirrors » Concave Mirror

MCQ▾

Question

The mirror in which inner curved surface is reflecting is called as:

Choices

Choice (4) Response

a.

Concave mirror

b.

Spherical mirror

c.

Convex mirror

d.

Question does not provide sufficient data or is vague

Question number: 6

» Light » Spherical Mirrors » Concave Mirror

MCQ▾

Question

Concave mirrors are used in:

Choices

Choice (4) Response

a.

Torches, head lights, shaving mirror

b.

Flood lights

c.

Collecting heat radiations

d.

All a. , b. and c. are correct

Question number: 7

» Light » Spherical Mirrors » Real Image and Virtual Image

MCQ▾

Question

Images used in movie projector are:

Choices

Choice (4) Response

a.

Real images

b.

Virtual images

c.

Obtained on a screen

d.

Both a. and c. are correct

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