A tuning fork force generates a sound of frequency f and resonates with the air column closed at one end by a tube of length l. If air column vibrates with its fundamental mode A tuning fork force generates a sound of frequency f and resonates with the air column closed at one end by a tube of length l. If air column vibrates with its fundamental mode November 7, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related