Three resonant frequencies of a string are 90, 150 and 210 Hz. The highest possible fundamental frequency of vibration of this string will be 150 and 210 Hz. The highest possible fundamental frequency of vibration of this string will be Three resonant frequencies of a string are 90 September 17, 2020 Category: Cengage NEET by C.P Singh , Chapter 16 - Wave Motion and Waves on a String , Part 1 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related