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Physics 10 Chapter 3 - Geometrical Optics - 3
1.
What is the mirror called whose polished and reflecting surface is a part of a hollow sphere of glass?
a) Peripheral mirror
b) Spherical mirror
c) Stoical mirror
d) Oval mirror
2.
What is the mirror called whose polished and reflecting surface is a part of a hollow sphere of plastic?
a) Stoical mirror
b) Oval mirror
c) Peripheral mirror
d) Spherical mirror
3.
With which of the following, one of the two curved surfaces of a spherical mirror is coated?
a) Nitrogen
b) Silver
c) Magnesium
d) Sulphur
4.
What is coated on the surface of spherical mirror?
a) Red lead dioxide paint
b) Purple lead oxide paint
c) Red lead oxide paint
d) Purple lead dioxide paint
5.
What is the colour of lead oxide paint with which surfaces of spherical mirrors are coated?
a) Yellow
b) Red
c) Purple
d) Green
6.
Which of the following are the types of spherical mirrors, depending upon the nature of reflecting surfaces?
a) (a) Both b and c
b) (d) Plane mirror
c) (c) Convex mirror
d) (b) Concave mirror
7.
What is the spherical mirror called whose inner curved surface is reflecting?
a) Concavo-convex mirror
b) Convex mirror
c) Concave mirror
d) Plane mirror
8.
Which of the following statement is CORRECT about concave mirror?
a) Inner curved side of concave mirror is reflecting
b) Only virtual and erect image is formed by concave mirror
c) Outer curved side of concave mirror is reflecting
d) Size of image is always smaller than object
9.
In which of the following mirror, the size of image depends on the position of object?
a) Plane mirror
b) Convex mirror
c) Concave mirror
d) Concavo-convex mirror
10.
Which of the following statement is CORRECT about concave mirror?
a) Only virtual and erect image is formed by concave mirror
b) Size of image is always smaller than object
c) Outer curved side of concave mirror is reflecting
d) Size of image depends on the position of object
11.
Which types of images are formed by Concave mirrors?
a) (a) Both b and c
b) (c) Real image
c) (b) Virtual image
d) (d) Erect image
12.
Which of the following statement is CORRECT about concave mirror?
a) Outer curved side of concave mirror is reflecting
b) Only virtual and erect image is formed by concave mirror
c) Size of image is always smaller than object
d) Both virtual and real images are formed by concave mirror
13.
By which of the following mirror, both virtual and real images can be formed?
a) Concave mirror
b) Concavo-convex mirror
c) Convex mirror
d) Plane mirror
14.
What is the spherical mirror called whose outer curved surface is reflecting?
a) Plane mirror
b) Concave mirror
c) Concavo-convex mirror
d) Convex mirror
15.
Depending upon the nature of reflecting surfaces, how many types of spherical mirrors are there?
a) Three
b) Two
c) Five
d) Four
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