The ratio of intensities between two coherent sound sources is 4 : 1. The difference of loudness in decibels between maximum and minimum intensities, when they interfere in space, is is The ratio of intensities between two coherent sound sources is 4 : 1. The difference of loudness in decibels between maximum and minimum intensities when they interfere in space June 26, 2021 Category: Arihant Physics by D.C Pandey , Chapter 17 - Wave Motion , Volume 2 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related