Spherical Mirrors GK Questions | Spherical Mirrors General Knowledge Multiple Choice Questions(MCQs) & Answers

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Questions
1 In the case of concave mirror centre of curvature lies in ………… of the reflecting surface
A boundary
B inside
C outside
D front

Answer: front
2 Centre of curvature is not a part of spherical mirror rather it lies ………….. the mirror
A boundary
B inside
C outside
D none of the above

Answer: outside
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3 The centre of sphere of which the reflecting surface of a spherical mirror is a part is called ………………..
A Pole
B centre of curvature
C Radius of Curvature
D Aperture

Answer: centre of curvature
4 Pole is generally represented by ……………
A p
B P
C both A and B
D none of the above

Answer: P
5 Spherical mirror with reflecting surface curved outwards is called ………………
A spherical mirror
B curved mirror
C convex mirror
D none of the above

Answer: convex mirror
6 Pole lies on the surface of ………………..
A spherical mirrors
B simple mirror
C plane mirror
D none of the above

Answer: spherical mirrors
7 Type of spherical mirror are:
A Concave
B Convex
C both A and B
D none of the above

Answer: both A and B
8 Spherical mirror with reflecting surface curved inwards is called ……………
A convex mirror
B concave mirror
C curved mirror
D none of the above

Answer: concave mirror
9 How many types of spherical mirrors ?
A 2
B 4
C 5
D 3

Answer: 2
10 Mirrors having curved reflecting surface are called as:
A plane mirror
B spherical mirrors
C simple mirror
D none of the above

Answer: spherical mirrors
11 Point on principal axis at which parallel rays; coming from infinity; converge after reflection is called the ……………..
A Principal Focus
B Aperture
C Principal Axis
D focal length

Answer: Principal Focus
12 Focal length is equal to half of the ……………..
A centre of curvature
B Radius of Curvature
C Axis
D None of the above

Answer: Radius of Curvature
13 The distance from pole to focus is called………….
A Pole
B Aperture
C Principal Axis
D focal length

Answer: focal length
14 Imaginary line passing through the centre of curvature and pole of a spherical mirror is called the ………….
A Principal Axis
B centre of curvature
C Radius of Curvature
D Pole

Answer: Principal Axis
15 The diameter of reflecting surface of a spherical mirror is called …………….
A centre of curvature
B Radius of Curvature
C Pole
D Aperture

Answer: Aperture
16 Spherical mirror with reflecting surface curved …………. is called convex mirror.
A inwards
B backwards
C outwards
D none of the above

Answer: outwards
17 The radius of sphere; of which the reflecting surface of a spherical mirror is a part; is called the………….
A centre of curvature
B Radius of Curvature
C Pole
D Aperture

Answer: Radius of Curvature
18 Centre of curvature is denoted by letter …..
A c
B C
C o
D none of the above

Answer: o
19 The centre of reflecting surface of a spherical mirror is known as……………
A Pole
B Aperture
C Axis
D Curvature

Answer: Pole
20 Spherical mirror with reflecting surface curved ………………… is called concave mirror.
A outwards
B inwards
C backwards
D none of the above

Answer: inwards

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