Advertisements
Advertisements
Question
Name a prism required for obtaining a spectrum of Ultraviolet light.
Advertisements
Solution
Quartz prism is used to obtain a spectrum of UV light.
APPEARS IN
RELATED QUESTIONS
Explain the term absolute refractive index of a medium and write an expression to relate it with the speed of light in vacuum.
Trace the path of a ray of light incident at an angle of 45° on a rectangular glass slab. Write the measure of the angle of refraction, the angle of emergence and the lateral displacement suffered by the ray as it passes through the slab.
What is the correct reason for blinking / flickering of stars? Explain it.
a) The blasts in the stars.
b) Absorption of star light by the atmosphere.
c) Motion of the stars.
d) Changing refractive index of gases in the atmosphere.
Draw a diagram to show the splitting of white light into its constituent colours.
How does the angle of deviation produced by a prism depend on the colour of light used? Which colour of white light is deviated (i) most, (ii) least, by a prism?
In the diagram below, PQ is a ray of light incident on a rectangular glass block.
Copy the diagram and complete the path of the ray of light through the glass block. In your diagram, mark the angle of incidence by letter ‘i’ and the angle of emergence by the letter ‘e’.
How will you verify the laws of refraction or how the refractive index of glass is determined in the laboratory?
A coin placed at the bottom of a beaker appears to be raised by 4.0 cm. If the refractive index of water is 4/3, find the depth of the water in the beaker.
What is lateral displacement?
