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WorksheetsReflection of Light
Total questions: 50
Worksheet time: 25mins
Objects that reflect well are
Matte surfaces
Smooth, shiny surfaces
Dark coloured surfaces
Medium coloured surfaces
Lateral inversion is
When a light ray hits an object as a curved wave
The term used to describe light rays reflecting off dark, matte surfaces
The same as 'angle of incidence'
When something is reflected in a plane mirror where left becomes right and right becomes left
The angle of reflection is
90 degrees
55 degrees
45 degrees
135 degrees
The angle of incidence is
56 degrees
124 degrees
90 degrees
34 degrees
Images in a plane mirror are
real
larger
same size
smaller
What is the value of the unknown angle (theta) in the following diagram?

Which diagram represents specular reflection?
A
B
In the diagram, which letter represents the angle of incidence?
A
B
C
D
Which is the reflected ray?
A
B
C
D
Which is the reflected ray?
A
B
C
D
What is the object helps navy personnel in a submarine to see an object at the surface at the sea?
periscope
hand held mirror
plane mirror
dental mirror
In the given figure , which angle represents angle of incidence ?
a
b
c
d
The following diagram shows the ray diagram when a torch light is torched towards a mirror. Which of the following is the correct reflected ray?
The following diagram shows a driver who could see the image of a vehicle behind him without turning his back.
Why?
Light travels in a straight line
Light is refracted
Light is reflected
Light travels in two different mediums
One of these is not a source of light
In a specular or regular reflection, parallel rays are reflected in
no direction
one direction
different direction
all directions
If a 2.5 m object is placed in front of a plane mirror, the height of its image is
less than 2.5 m
2.5 m
more than 2.5 m
0
A plane mirror always produce ________images.
virtual
real
ideal
refracted
In the numbers: 0, 1, 2, 3, 4, 5; which number will you read properly in mirror?
0
1
2
3
4
What is the distance of your image from you if you stand 1.5 m in front of a plane mirror?
1.5 m
2.0 m
3.0 m
4.5 m
You see the reflection of the clock without numbers in your plane mirror. The image formed by the hands of the clock shows the time of 3:30. What is the real time?
3:30
8:30
9:30
10:30
What kind of light rays form a virtual image?
converging rays
diverging rays
refracting rays
diffracting rays
In order to see a picture it must
produce light
reflect light
absorb light
Which diagram represents diffuse reflection?
A
B
C
D
If a capital letter R is seen in an ordinary mirror, what does it look like?
The image formed by a plane mirror is positioned _________ the mirror.
above
below
in front of
behind
Which of the following would form a specular reflection.
window glass
ground glass
paper
rough metal
In the ray diagram shown, find the angle of incidence of the second ray.
5°
25°
35°
55°
60°
A ray of light is incident towards a plane mirror at an angle of 30-degrees with the mirror surface. What will be the angle of reflection?
30
60
120
150
Which one of the following is the image obtained by the plane mirror ?
List the characteristics of image formed by a plane mirror
Real, Erect, Small
Virtual, Erect, Same size
Real, Inverted, Large
Virtual, Inverted, large
A pencil is 15 cm from the plane mirror, what is the distance from the image to the mirror ?
15 cm
30 cm
35 cm
60 cm
3. Why is an ambulance written in a reversed way?
A. So that it will appear different from the other transportations.
B. So that people could distinguish it as emergency transportation.
C. It could help drivers with eye problems to recognize the ambulance.
D. So that the driver could read it as AMBULANCE in his rearview mirror.
4. Look at the image of the word PHYSICS in a plane mirror. Which of the following is its correct image?
What is the size and position of an image formed by a plane mirror?
same size, closer to the mirror
larger size, closer to the mirror
same size, same distance away from the mirror
reduced, farther from the mirror
Kaleidoscope is a toy that uses_____________________to reflect object and create patterns.
light and mirror
device
window
Which statement is true for plane mirrors?
They are flat, smooth surfaces that produce diffuse reflection.
They are curved, smooth surfaces that produce diffuse reflection.
They are flat, smooth surfaces that produce specular reflection.
They are curved, smooth surfaces that produce specular reflection.
In plane mirrors, what is the equation relating the position of an object (xo), and the position of its image (xi) , with respect to the mirror?
xo=xi
xo=−xi
−xo=−xi
xo=2xi
Which of the following shows mainly diffuse reflection?
All of the above.
The sum of angle of incidence and the angle of reflection in the shown picture will be
600
500
1200
1000
If ray of light falls perpendicular to the surface of an object, the angle of reflection will be
900
1800
00
None of the above
Two mirrors A and B are placed at right angles to each other as shown in figure. A ray of light incident on mirror A at an angle of 300 falls on mirror B after reflection. The angle of reflection for the ray reflected from mirror B would be
200
450
600
650
What is the angle of incidence of a ray if the reflected ray is at an angle of 90° to the incident ray?
900
300
450
1800
How many images are obtained when plane mirrors are arranged parallel to each other?
Single Image
Zero image
Infinite number of images
Ten images
There are 11 letters in the word 'EXAMINATION'. How many letters of this word are not changed when the word is seen in a plane mirror?
9
7
8
6
If two plane mirrors are inclined at an angle of 40°, number of images formed will be
9
8
7
6
