You visited us 1 times! Enjoying our articles? Unlock Full Access!

Byju's Answer

Standard XII

Physics

String Fixed at Both Ends

Two tuning fo...

Question

Two tuning forks are struck and the sounds from each reach your ears at the same time. One sound has a frequency of 256 Hz, and the second sound has a frequency of 258 Hz. The underlying beat frequency is:

2.0 Hz

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

257 Hz

No worries! We‘ve got your back. Try BYJU‘S free classes today!

256 Hz

No worries! We‘ve got your back. Try BYJU‘S free classes today!

258 Hz

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A
2.0 Hz

The beat frequency is the difference between the two frequencies; f(beat) = 258 Hz - 256 Hz = 2 Hz.

Suggest Corrections

Similar questions

Q. Two tuning forks,

A

and

B

, produce notes of frequencies

258 H z

and

262 H z

. An unknown note sounded with

A

produces certain beats. When the same note is sounded with

B

, the beat frequency gets doubled. The unknown frequency is

Q. Tuning fork A of frequency

258 H z

gives eight beats with a tuning fork

B

. When prongs of

B

are cut and again

A

and

B

are sounded, the number of beats heard remains the same. The frequency of

B

is?

Q. Two tuning forks when sounded together produce

6

beats per sec. The first fork has the frequency

3

% higher than a standard one and the second has the frequency

2

% less than the standard fork. The frequency of the forks are

Q. Two tuning forks when sounded together produce 6 beats per second. The first fork has the frequency

3 %

higher than a standard one and the second has the frequency

2 %

less than the standard fork. The frequencies (in Hz) of the forks are :

Q. Two tuning forks when sounded together produce

6

beats/s. The first fork has the frequency

3

% higher than a standard one and the second has the frequency

2

% less than the standard fork. The frequencies for the forks are

Join BYJU'S Learning Program

Two tuning forks are struck and the sounds from each reach your ears at the same time. One sound has a frequency of 256 Hz, and the second sound has a frequency of 258 Hz. The underlying beat frequency is:

The correct option is A 2.0 Hz The beat frequency is the difference between the two frequencies; f(beat) = 258 Hz - 256 Hz = 2 Hz.

The correct option is A
2.0 Hz

The beat frequency is the difference between the two frequencies; f(beat) = 258 Hz - 256 Hz = 2 Hz.