17 A source of frequency f gives 5 beats when sounded with a

Last updated: 6/9/2023

17 A source of frequency f gives 5 beats when sounded with a source of frequency 200 Hz The second harmonic of same source gives 10 beats when sounded with a source of frequency 420 Hz The value of f is a 200 Hz c 205 Hz b 210 Hz d 195 Hz