A bat flies perpendicularly towards a wall with a speed of 6 m/s, emitting sound of frequency 450 kHz. What is the frequency of the wave reflected from the wall that it will hear? A bat flies perpendicularly towards a wall with a speed of 6 m/s emitting sound of frequency 450 kHz. What is the frequency of the wave reflected from the wall that it will hear? November 7, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related