Question

Choose the correct answer.

1. In periscope, the angle between two plane mirrors is 

a) 0° 

b) 30° 

c) 45° 

d) 60°

2. If two plane mirrors are kept at an angle of 180° between them. Then the number of

a) 1 

b) 2 

c) 3 

d) 4

3. Which of the following is not the property of image formed by a plane mirror? 

a) Same size

b) Real 

c) Lateral inversion 

d) Erect

4. If a light ray falls on plane mirror along the direction of normal, then the angle of reflection will be 

a) 90° 

b) 45° 

c) 0° 

d) 180°

5. Which form clear image among the following? 

a) Paper 

b) Cloth 

c) Card board 

d) Plane mirror

Answer 1

1. a) 0°

2. a) 1

3. b) Real

4. a) 90°

5. d) Plane mirror