Home
Class 12
PHYSICS
The fundamental frequency of a string st...

The fundamental frequency of a string stretched with a weight of 4 kg wt is 256 Hz . The weight required to produce its octave is

A

4 kg-wt

B

8 kg-wt

C

12 kg-wt

D

16 kg-wt

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Similar Questions

Explore conceptually related problems

Two wires of the same diameter and material have length 1.2 m and 2 m. They emit the same fundamental frequency . If the shorter wire is stretched by a force of 36 kg wt ,then the tension of longer wire will be

The fundamental frequency of an air column in a pipe closed at one end is 100 Hz. If the same pipe is open at both the ends, the frequencies produced in Hz are

A steel rod 100 cm long is clamped at its middle. The fundamental frequency of longitudinal vibrations of the rod is given to be 2.53k Hz. What is the speed of sound in steel?

A wire is in unison with a fork of frequency 250Hz , when stretched by a weight hanging vertically.On immersing the weight in water , the wire produces ten beats per second with the same fork.Calculate density of material of weight , if density of water is one g per cc.

The fundamental frequency of a closed pipe, if its first overtone is unison with a tuning fork of 480 Hz is

A string when stretched by a weight of 4 kg wt. gives a note of frequency 256 Hz. If the tension is increased to 16 kg wt., the frequency of note produced will be:

A length of wire has frequency of 256 Hz when stretched by a force of 16 kg wt. By what factor must the force of be changed so that it emits a note of frequency 320 Hz ?

A string oscillates with fundamental frequency 75 Hz . Find the frequency of the string, if its length is made one third of its initial length and its tension is increased four time.

The frequency of transverse vibrations in a stretched string is 200 Hz . If the tension is increased four times and the length is reduced to one-fourth the original value, the frequency of vibration will be