Home
Class 12
PHYSICS
A tuning fork vibrating with a sonometer...

A tuning fork vibrating with a sonometer having 20 cm wire produces 5 beats per second. The beat frequency does not change if the length of the wire is changed to 21 cm. The frequency of the tuning fork (in Hertz) must be

A

200

B

210

C

205

D

215

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Similar Questions

Explore conceptually related problems

A sonometer wire produces 2 beats per second with a tuning fork , when the length of the wire is either 102 cm or 104 cm. The frequency of the tuning fork is

A tuning fork and a sonometer wire were sounded together and produced 4 beats per second when the length of sonometer wire is 95 cm or 100 cm. The frequency of the tuning fork is

Two waves of wavelengths 52.5 cm and 52 cm produces 5 beats per second.their frequencies are

A length of 34 cm of a sonometer wire gives 5 beats per second with a tuning fork.It again gives 5 beats per second when the length of the wire is increased to35 cm. What is the frequency of fork?

56 tuning forks are arranged such that each fork produces 4 beats per second with its preceding fork. The frequency of the last fork is three times that of first . The frequency of first fork will be

56 tuning forks are so arranged in series that each fork gives 4 beats per second with the previous one.The frequency of the last fork is three times that of the first.The frequency of the fork is

When a tuning fork A and B are sounded together,the number of beats heard are 4 per second.When tuning fork A is field,the number of beats heard per second with B is changed to 3.If the frequency of tuning fork B is 384 Hz,the original frequency of A is

Nine tuning forks are arranged in order of increasing frequency . Each tuning fork produces 4 beats per second when sounded with either of its neighbours. If the frequency of the 9th tuning fork is twice that of the first, what is the frequency of the first tuning fork ?

A set of 28 tuning forks is arranged in a series of decreasing frequencies.Each fork girves 4 beats per second with the preceding one and the frequencies of the first forks is an octave of the last.The frequency of the first fork in Hz is

A set of 56 tuning forks are so arranged in series that each fork gives 4 beats per second with the previous one. The frequency of the last fork Is 3 times that of the first. The frequency of the first fork is