A tuning fork of frequency 256 Hz will resonate with another tuning fork of frequency :
(a) 128 Hz (b) 256 Hz
(c) 384 Hz (d) 512 Hz.
A tuning fork of frequency 256 Hz will resonate with another tuning fork of frequency:
Two tuning forks when sounded together produced 4 beats/sec. The frequency of one fork is 256. The number of beats heard increases when the fork of frequency 256 is loaded with wax. The frequency of the other fork is
[CPMT 1976; MP PMT 1993]