A taut string, 80 cm long and tied at both the ends has only

Last updated: 7/10/2022

A taut string, 80 cm long and tied at both the ends has only resonance frequencies 160 Hz, 200 Hz and 240 Hz between 150 Hz to 250 Hz. What is the wavelength when string is excited at 320 Hz? 10 cm 5cm 20 cm 2.5 cm