The band of colours obtained on a screen on passing white light through a prism is called :

a spectrum

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

a dispersion band

No worries! We‘ve got your back. Try BYJU‘S free classes today!

scattering

No worries! We‘ve got your back. Try BYJU‘S free classes today!

none of these

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A a spectrum
Dispersion is the phenomenon of splitting of polychromatic light into its constituent colours. The band of colours obtained on the screen on passing white light through a prism is called a spectrum.

Suggest Corrections

Similar questions

Question 20
Draw a ray diagram showing the dispersion through a prism when a narrow beam of white light is incident on one of its refracting surfaces. Also indicate the order of the colours of the spectrum obtained.

A ray of white light is passed through a glass prism and spectrum is obtained on a screen.

(a) Name the seven colours of the spectrum in order.

(b) Do the colours have the same width in the spectrum ?

Q. Why does white light passing through a coloured prism give rise to a coloured pattern on a screen?

Statement 1: When white light ray passes through a prism, it disperses into seven different colours, and this phenomenon is called dispersion.

Statement 2: In a refracting media, lights of different colour travel at different speed.

Q. What is a spectrum? Why do we get a spectrum of seven colours when white light is dispersed by a prism?

Join BYJU'S Learning Program

The band of colours obtained on a screen on passing white light through a prism is called :

The correct option is A a spectrumDispersion is the phenomenon of splitting of polychromatic light into its constituent colours. The band of colours obtained on the screen on passing white light through a prism is called a spectrum.

The correct option is A a spectrum
Dispersion is the phenomenon of splitting of polychromatic light into its constituent colours. The band of colours obtained on the screen on passing white light through a prism is called a spectrum.