EASY
10th CBSE
IMPORTANT
Earn 100
What is spectrum? What is the name of the glass shape used to produce a spectrum?
Important Questions on The Human Eye and The Colourful World
EASY
10th CBSE
IMPORTANT
How many colours are there in a full spectrum of white light? Write the various colours of the spectrum in the order, starting with red.
HARD
10th CBSE
IMPORTANT
What is meant by the dispersion of white light? Describe the formation of the rainbow in the sky with the help of a diagram.
EASY
10th CBSE
IMPORTANT
In the figure given alongside, a narrow beam of white light is shown to pass through a triangular glass prism. After passing through the prism, it produces a spectrum on the screen.
State the colour seen (i) at , and (ii) at .
EASY
10th CBSE
IMPORTANT
In the figure given alongside, a narrow beam of white light is shown to pass through a triangular glass prism. After passing through the prism, it produces a spectrum on the screen.
Why do different colours of white light bend through different angles with respect to the incident beam of light?
EASY
10th CBSE
IMPORTANT
Draw a diagram to show how white light can be dispersed into a spectrum by using a glass prism. Mark the various colours of the spectrum.
MEDIUM
10th CBSE
IMPORTANT
Make two diagrams to explain refraction and dispersion.
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?
