Ratio of intensities of two waves are given by 4:1. Then the ratio of the amplitudes of the two waves is
(a) 2:1
(b) 1:2
(c) 4:1
(d) 1:4
Ratio of intensities of two waves are given by 4:1. Then the ratio of the amplitudes of the two waves is
(a) 2:1
(b) 1:2
(c) 4:1
(d) 1:4