CameraIcon

SearchIcon

MyQuestionIcon

1

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

Beat Frequency

There are two...

Question

There are two tuning forks 'A' and 'B', each of frequency $512$ $H z$ . Thread is wound over one of the prongs of 'A'. Both the tuning forks are excited simultaneously. A peculiarity in the sound is observed. What do you call this phenomenon?

Open in App

Solution

When two sound waves of different frequency approach our ear, the alternating constructive and destructive interference causes the sound to be alternatively soft and loud. This phenomenon which is called is called as beat formation.

Suggest Corrections

thumbs-up

0

Similar questions

Q. The frequency of tuning forks A and B are respectively 3% more and 2% less than the frequency of tuning fork C, when A and B are simultaneously excited, 5 beats/sec are produced, then the frequency of the tuning fork A(in Hz) is

Q. A tuning fork having unknown frequency is sounded together with another tuning fork B of frequency

512 H_{Z}

4 beats are heard. Now the tuning fork A is loaded with a little wax. The two forks are again sounded together. Now 5 beats are heard. What is the frequency of A?

Q. On sounding tuning fork

A

with another tuning fork

B

384 H z, 6

beats are produced per second. After loading the prongs of

A

with wax and then sounding it again with

B, 4

Beats are produced per second what is the frequency of the tuning fork

A

.

Q. When two tuning forks (fork

1

2

) are sounded simultaneously,

4

beats per second are heard. Now, some tape is attached on the prong of the fork

2

. When the tuning forks are sounded again,

6

beats per second are heard. If the frequency of fork

1

200 H z

, then what was the original frequency of fork

2

?

Q. When two tuning forks

A

B

are sounded together,

4

beats per second are heard. The frequency of the fork

B

384 H z

. When one of the prongs of the fork

A

is filed and sounded with

B

, then beat frequency increases, then frequency of the fork

A

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Beats

PHYSICS

Watch in App

explore_more_icon

Explore more

Standard XII Physics

Join BYJU'S Learning Program

CrossIcon