Ratio of intensities of two waves are given by 4 : 1. Then

Home » Optics » Wave Optics » Question

Ratio of intensities of two waves are given by 4 : 1. Then the ratio of the amplitudes of the two waves is

1. 2 : 1
2. 1 : 2
3. 4 : 1
4. 1 : 4

Correct Option: A

	I₁	=	a₁²	=	4
	I₂		a₂²		1

∴	a₁	=	2
	a₂		1