Advertisements
Advertisements
Question
What happens to light when it gets dispersed? Give an example.
Advertisements
Solution
Light is splitted into its constituent colours, when it gets dispersed, e.g. Rainbow formation is due to the dispersion of white light after passing through water droplets.
APPEARS IN
RELATED QUESTIONS
Match the following columns
| Column A | Column B |
| a. Wooden block | i. new moon's day |
| b. Sun | ii. rectilinear propagation of light |
| c. Umbra | iii. opaque body |
| d. Eclipse | iv. luminous body |
| e. Solar eclipse | v. complete dark park |
Select the correct alternative.
The natural source of light is
Why do objects in a room become visible even if sunlight does not enter it?
Does the flame of a gas stove emit light?
What do you understand by candle power?
Tick the correct answer.
The natural source of light is
Tick the correct answer.
A tube light is a
Answer the following.
Write down five man-made sources of light.
Write whether of the following objects are luminous or non-luminous.
| Object | Luminous/Non-luminous |
| A book | |
| A burning candle | |
| A wax cloth | |
| A pencil | |
| A pen | |
| A light bulb | |
| A tyre | |
| A torch |
Mirrors change the direction of light that fall on them.
