WorksheetsPhysics Quiz 02/03/2021
Total questions: 20
Worksheet time: 20mins
The phenomenon in which light that strikes a surface is thrown back into the same medium is called as
Reflection
Refraction
Reflex action
Regression
The image formed by a plane mirror is always:
real and erect
real and inverted
virtual and erect
virtual and inverted
The angle of reflection is the angle between:
reflected ray and the reflecting surface
reflected ray and the incident ray
reflected ray and the normal to the reflecting surface
none of the above
The phenomenon of left appearing right and right appearing left on reflection in a plane mirror is
Lateral inversion
Lateral plane
Both 1&2
Neither 1 nor 2
Which of the following letter does not shows lateral inversion?
H
J
K
N
To be used as mirrors, glasses are coated with :
1) silver
2) copper
3) aluminium
4) platinum
We are able to see objects because
1) they absorb light
2) they reflect light
3) total internal reflection takes place in them
4) all the light is refracted through them
The perpendicular drawn at any point on a mirror is called
1) incident ray
2) reflected ray
3) normal
4) image
Which of the following capital English letter shows lateral inversion?
1) W
2) X
3) Y
4) Z
Which of the following shows lateral inversion?
1) A
2) B
3) C
Both 2 & 3
Which of the following does not show lateral inversion?
1) A
2) H
3) I
4) All of these
If a mirror is rotated by 10°, the reflected ray is rotated by
1) 10°
2) 20°
3) 40°
4) 30°
A ray of light is an incident on a plane mirror at an angle of 60° What is the angle of deviation?
1) 60°
2) 30°
3) 90°
4) 180°
An object is situated at a distance of 10cm in front of a plane mirror. The distance of image from the mirror is
1) 10cm
2) 20cm
3) 5cm
4) some other value
The incident ray and the reflected ray from a mirror are mutually perpendicular to each other. The angle of incidence is
1) 90°
2) 45°
3) 22.5°
4) zero
What should be the minimum size of a plane mirror, so that a person 182 cm high can see himself completely?
1) 182 cm
2) 49 cm
3) 91 cm
4) 14 cm
A man standing in front of a plane mirror, finds his image to be located at a distance of 6 m from himself. Find the distance of man from the mirror?
1) 12
2) 3
3) 11
4) 10
The angle of incidence i =
1) 30°
2) 60°
3) 120°
4) 90°
The angle of reflection r =
1) 60°
2) 120°
3) 30°
4) 90°
The angle of deviation is
1) 60°
2) 120°
3) 30°
4) 90°
