An electrically maintained tuning fork vibrates with constant frequency and constant amplitude. If the temperature of the surrounding air increases but pressure remains constant, the sound produced will have An electrically maintained tuning fork vibrates with constant frequency and constant amplitude. If the temperature of the surrounding air increases but pressure remains constant the sound produced will have September 14, 2020 Category: Cengage NEET by C.P Singh , Chapter 17 - Sound Waves , Part 1 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related