[" 84.A tuning fork of unknown frequency gives "6" beats per second with a tuning fork of "],[" frequency "256" .It gives same number of beats per second when loaded with wax."],[" Find the unknown frequency."]

A tuning fork of unknown frequency gives 4beats with a tuning fork of frequency 310 Hz. It gives the same number of beats on filing. Find the unknown frequency.

A tuning fork of unknown frequency produces 4 beats per second when sounded with another tuning fork of frequency 254 Hz. It gives the same number of beats per second when unknown tuning fork loaded with wax . The unknown frequency before loading with wax is

A tuning fork of unknown frequency produces 4 beats per second when sounded with another tuning fork of frequency 254 Hz. It gives the same number of beats per second when unknown tuning fork loaded with wax . The unknown frequency before loading with wax is

A tuning fork produces 2 beats per second when sounded with another tuning fork of frequency 250 Hz. It gives the same number of beats per second when loaded with wax. The initial frequency of 1^(st) tuning fork is

A tuning fork produces 2 beats per second when sounded with another tuning fork of frequency 250 Hz. It gives the same number of beats per second when loaded with wax. The initial frequency of 1^(st) tuning fork is

A tuning fork of unknown frequency x, produces 5 beats per second with a tuning fork of frequency of 250 Hz. The produces 10 beats/second with another tuning fork frequency 265 Hz. The unknow frequency is

A tunning fork of unknown frequency gives 4 beats per second when sounded with a fork of frequency 320 Hz. When loaded with little wax, it gives 3beats per second. Find the unknown frequency. [

A tunning fork of unknown frequency gives 4 beats per second when sounded with a fork of frequency 320Hz. When loaded with a little wax it give 3 beats per second. Find the unknown frequency.

A tuning fork A of frequency 384 Hz gives 6 beats per second when sounded with another tunig fork B.On loading B with a littile wax,the number of beats per second becomes 4.What is the frequency of B?

A tuning fork of frequency 256 produces 4 beats per second with another tuning fork B. When the prongs of B are loaded with 1 gm wt, the number of beats is 1 per second and when loaded with 2 gm wt, the number of beats becomes 2 per second. What is the frequency of B?