Advertisements
Advertisements
प्रश्न
Fill in the blank
There are ........... and man-made ............ of light.
Advertisements
उत्तर
There are natural and man-made sources of light.
APPEARS IN
संबंधित प्रश्न
Write true or false of the following statement.
Light travels in a straight-line path.
Select the correct alternative.
The natural source of light is
Tick the correct answer.
Substance which don’t allow light to pass through them,
Fill in the blank
A ............. is formed when the path of light is obstructed by an ..............
Answer the following.
What is light?
Answer the following.
List two transparent objects.
Sunlight is a blend of______ colors
Speed of light in air is 3 × 108 m s–1 and the refractive index of a medium is 1.5. Find the speed of light in the medium.
The angle of deviation of light ray in a prism depends on the angle of ______.
List any five properties of light.
