Two coherent narrow slits emitting wavelength lemda in the same phase are placed parallel to each other at a small separation of 2 lemda, the sound is detected by moving a detector the sound is detected by moving a detector Two coherent narrow slits emitting wavelength lemda in the same phase are placed parallel to each other at a small separation of 2 lemda November 5, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related