Necessary condicition for interference is that 1 The

Last updated: 6/27/2023

Necessary condicition for interference is that 1 The amplitudes of two waves may differ but the phase difference is constant 2 The amplitudes of two waves are same and the phase difference is constant 3 The amplitudes of two waves are same and the phase difference may change 4 The amplitudes of two waves may differ and the phase difference may vary