WorksheetsLIGHT-7
Total questions: 20
Worksheet time: 10mins
Boojho and Paheli were given one mirror each by their teacher. Boojho found his image to be erect and of the same size, whereas Paheli found her image erect and smaller in size. This means that the mirrors of Boojho and Paheli respectively are
plane mirror and concave mirror
convex mirror and plane mirror
plane mirror and convex mirror
concave mirror and convex mirror
Which of the following always diverge light rays?
Convex mirror and plane mirror
Concave lens and convex mirror
Concave mirror and convex lens
Concave lens and convex mirror
Which of the following would you prefer to use while reading small letters found in a dictionary?
(a) A convex lens
(b) A convex mirror
(c) A concave lens
(d) Either (a) or (b)
A
B
C
D
if an object is placed at a distance of 0.5 m in front of a plane mirror, the distance between the object and the image formed by the mirror will be
2m
1 m
0.5 m
0.25 m
A virtual image
(a) can be formed on the screen
(b) cannot be formed on the screen
(c) is formed only by a plane mirror
(d) is formed only by the convex mirror
a
b
c
d
An erect and enlarged image can be formed by
(a) only a convex mirror
(b) only a concave mirror
(c) only a plane mirror
(d) Both convex and concave mirrors
The path of the light is
(a) always a straight line
(b) a curved line
(c) a zig-zag line
(d) depends on the medium
a
b
c
d
The inner surface of a steel spoon acts as a ………………….. mirror.
plane mirror
convex mirror
concave mirror
convex lens
The image which is obtained on a screen
upright
impression
virtual image
real image
Latha is observing her image in a plane mirror. The distance between the mirror and her image is 6 m. If she moves 2m towards the mirror then the distance between latha and her image will be
8 m
4 m
10 m
5 m
Images that can't be captured on a screen are called
Real image
Virtual image
Proper image
Imaginary image
Convex lens is also called as
Diverging lens
Converging lens
Plane lens
Power lens
What kind of image formed by concave lens?
Virtual
Real
Both
None
As the distance of the object from the mirror increases the distance of the image also increases
True
False
Both
None
A smooth shining surface, which rebounds the light back in same or in different direction, is called
Mirror
Incident ray
Lens
Idealisation
What makes objects visible ?
the absorption of light by objects
the reflected light from the object
the total internal reflection taking place in an object
When we stand in front of our dressing table, our left hand seems to be right and right seems to be left. This is called
mirage
Up -side down phenomenon
Left-right confusion
Lateral inversion
(a) mirror is used as rear view mirror in vehicles
An image formed by a concave lens is always (a)
A mirror that always form an image of the same size as that of the object is a (a)
