MEDIUM
10th ICSE
IMPORTANT
Earn 100
Draw diagrams to show the refraction of light from glass to air. In diagram, label the incident ray, refracted ray, the angle of incidence (i) and the angle of refraction (r).
Important Questions on Refraction of Light at Plane Surfaces
MEDIUM
10th ICSE
IMPORTANT
A ray of light is incident normally on a plane glass slab. What will be (i) the angle of refraction and (ii) the angle of deviation for the ray?
EASY
10th ICSE
IMPORTANT
An obliquely incident light ray bends at the surface due to change in speed, when passing from one medium to another. The ray does not bend when it is incident normally. Will the ray have different speed in the other medium?
EASY
10th ICSE
IMPORTANT
What is the cause of refraction of light when it passes from one medium to another?
MEDIUM
10th ICSE
IMPORTANT
A light ray suffers reflection and refraction at the boundary in passing from air to water. Draw a neat labelled ray diagram to show it.
MEDIUM
10th ICSE
IMPORTANT
A ray of light passes from medium 1 to medium 2. Which of the following quantities of the refracted ray will differ from that of the incident ray: Speed, intensity, frequency, wavelength?
MEDIUM
10th ICSE
IMPORTANT
State the snell’s laws of refraction of light.
MEDIUM
10th ICSE
IMPORTANT
How is the refractive index of a medium related to the speed of light in it?
EASY
10th ICSE
IMPORTANT
A light ray in passing from water to a medium speeds up. Give one example of the medium.
