Home
Class 11
PHYSICS
If the speed of a transverse wave on a s...

If the speed of a transverse wave on a stretched string of length 1 m is `60 m s^-1`, what is the fundamental frequency of vibration ?

Text Solution

Verified by Experts

The correct Answer is:
30Hz

`L=1m, V=60m/s`
`:.`Fundamental frequency
`f_0=V/(2L)=60/2xx1`
`=30sec^-1=30Hz`.
Promotional Banner

Similar Questions

Explore conceptually related problems

Obtain the equation of speed of transverse wave on tensed (stretched) string.

A sonometer wire of length 1.5m is made of steel. The tension in it produces an elastic strain of 1% . What is the fundamental frequency of steel if density and elasticity of steel are 7.7 xx 10^(3) kg//m^(3) and 2.2 xx 10^(11) N//m^(2) respectively ?

Figure 7.88 shows a stretched string of length L and pipes of length L , 2L , L//2 and L//2 in options (a) , (b), (c ) and (d) respectively . The string 's tension is adjusted until the speed of waves on the string equals the speed of sound waves in the air . The fundamental mode of oscillation is the set up on the string . In which pipe will the sound produced by the string cause resonance ?

A flute which we treat as a pipe open at both ends is 60 cm long. (a) What is the fundamental frequency when all the holes are covered? (b) How far from the mouthpieces should a hole be uncovered for the fundamental frequency to be 330 H_(Z) ? Take speed of sound in air as 340 m//s .

A transverse sinusoidal wave of amplitude a , wavelength lambda and frequency f is travelling on a stretched string. The maximum speed of any point in the string is v//10 , where v is the speed of propagation of the wave. If a = 10^(-3)m and v = 10ms^(-1) , then lambda and f are given by

Find wave speed in a string of length 7m, mass 0.035 kg and having a tension of 60.5 N.

A source of transverse wave produces 40 crests and 40 troughs in 0.4s. Find the frequency of this transverse wave.

AB is a cylinder of length 1m fitted with a thin flexible diaphragm C at the middle and other thin flexible diaphragms A and B at the ends. The portions AC and BC contain hydrogen and oxygen gases respectively. The diaphragms A and B are set into vibrations of same frequency. What is the minimum frequency of these vibrations for which diaphragms C is a node? (Under the conditions of experiment v_(H_(2) = 1100m//s , v_(0_(2) = 300m//s ).

A massless rod BD is suspended by two identical massless strings AB and CD of equal lengths. A block of mass m is suspended at point P such that BP is equal to x, If the fundamental frequency of the left wire is twice the fundamental frequency of right wire, then the value of x is :-