WorksheetsRefraction of light
Total questions: 10
Worksheet time: 7mins
Beam of light striking the reflecting surface is called (a) reflecting ray (b) incident ray (c)
reflecting ray
emerging ray
incident ray
normal ray
In case of reflection of light, the angle of incidence (i) and the angle of reflection (r) are related as
∠ i>∠ r
∠ i < ∠ r
∠ i =∠ r
∠ r = ∠ e
Light passing through a prism splits into seven colours. This is called
refraction
reflection
dispersion
none of these
The angle between reflected ray and incident ray is called (a)
The nature of image formed by a plane mirror is
real and erect
Virtual and erect
real and inverted
virtual and enlarged
The more is the optical density of a given medium, the (a) is the speed of light through it.
A toy is placed at 10 cm in front of a plane mirror. What is the distance of image from the mirror?
20 cm
40 cm
15 cm
10 cm
Which of the following works on the concept of multiple reflections?
Periscope
Kaleidoscope
Telescope
microscope
The property of a plane mirror to make ‘right appear as left’ and vice versa, is called
Lateral reflection
Lateral inversion
total reflection
refraction
The size of image formed by the plane mirror is (a) as size of object.
