MEDIUM
10th CBSE
IMPORTANT
Earn 100
Make two diagrams to explain refraction and dispersion.
Important Questions on The Human Eye and The Colourful World
MEDIUM
10th CBSE
IMPORTANT
Describe how you could demonstrate that white light is composed of a number of colours.
HARD
10th CBSE
IMPORTANT
How could you show that the colours of the spectrum combine to give white light?
EASY
10th CBSE
IMPORTANT
Which is refracted most by a prism: red light or violet light? Explain why?
EASY
10th CBSE
IMPORTANT
Draw a diagram to show the refraction of light through a glass prism. On this diagram, mark (i) incident ray (ii) emergent ray, and (iii) angle of deviation.
EASY
10th CBSE
IMPORTANT
What is a rainbow? What are the two conditions necessary for the formation of a rainbow in the sky?
EASY
10th CBSE
IMPORTANT
What are the seven colours seen in a rainbow?
EASY
10th CBSE
IMPORTANT
A beam of white light falls on a glass prism. The colour of light -which undergoes the least bending on passing through the glass prism is:
EASY
10th CBSE
IMPORTANT
Why do you not see a spectrum of colours when light passes through a flat pane of glass?
