wayground logo

Free Printable Worksheets

NEW

Font size

S
M
L
XL
Worksheets

Light

Total questions: 20

Worksheet time: 18mins

Name
Class
Date
1.

What is the size of the image formed when an object is kept at the focus in front of concave mirror?

a)

enlarged

b)

diminished

c)

highly enlarged

d)

highly diminished

2.

Mirror formula is defined as ........

a)

A

b)

B

c)

C

d)

D

3.

When the object is in between the centre of curvature (C) and focus (F) of a concave mirror, then the position of the image is ...........

a)

At focus

b)

At the centre of curvature

c)

at infinity

d)

beyond the centre of curvature

4.

A convex mirror has a focal length 12 cm. Then its radius of curvature is ........ cm

a)

24

b)

12

c)

6

d)

1.2

5.

Convex mirror is also called as

a)

converging mirror

b)

diverging mirror

c)

plane mirror

d)

silver mirror

6.

Which of the following is a concave mirror?

a)
b)
c)
d)
7.
What does reflection mean?
a)
bending light
b)
bouncing light
8.
What color has the shortest wavelength, or the highest frequency?
a)
yellow
b)
blue
c)
red
d)
violet
9.

Why is the spectrum of light seperated into its components of colour when white light is directed to a prism?

a)

The different colours in the white light bend away from the normal line at different angles when entering prism

b)

The different colours in the white light bend towards the normal line at different angles when entering prism

c)

The different colours in the white light bend away from the normal at same speed to each other when entering prism

d)

The different colours in the white light bend towards the normal at same speed to each other when entering prism

10.

Which of these provides the best explanation for why the pencil appears broken?

a)

The pencil absorbs the light rays that hit it.

b)

Water reflects light rays away from the pencil.

c)

Light rays are bent by the water in the glass.

d)

The surface of the water reflects the light rays.

11.

Which mirror forms always a virtual image and same size as an object .

a)

Concave

b)

Convex

c)

Plane

d)

Converging

12.

------ is a mid point of the pole and the centre of the curvature .

a)

Focus

b)

Centre

c)

Focal length

d)

Radius of creature

13.

The mirror which forms virtual,erect and magnified image is .....

a)

Converging mirror

b)

Convex mirror

c)

Plane mirror

d)

Diverging mirror

14.

In which of the following condition concave mirror forms a virtual image ?

a)

When an object is placed at C

b)

When an object is placed at F

c)

When an object is placed at 2C

d)

When an object is placed in between F and P

15.

The magnification is negative for .....

a)

Virtual image

b)

Real image

c)

Erect image

d)

Upright image

16.

The mirror which forms the image whose magnification always positive is....

a)

Convex

b)

Concave

c)

Converging

d)

Plane

17.

convex mirror is used as a rear view mirror because ......

a)

If forms an erect image

b)

It forms the diminished image

c)

It forms the virtual image

d)

All the above reasons

18.

Which of the following mirror has infinite focal length .

a)

Concave mirror

b)

Convex mirror

c)

Converging mirror

d)

Plane mirror

19.

The mirror whose focal length is negative is ?

a)

Concave mirror

b)

Convex mirror

c)

Diverging mirror

d)

Plane mirror

20.

Where would an object be placed to get an image at the centre of the curvature of a concave mirror ?

a)

At focus

b)

At infinity

c)

At centre of the curvature

d)

Between F and C