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Describe the various modes of vibrations...

Describe the various modes of vibrations of an open organ pipe.

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Vibrations in open organ pipe

Draw a diagram to show The standing pressure wave and standing displacement wave for the 3rd overtone mode of vibration of an open organ pipe.

Discuss various modes of vibration in open ends organ pipe. Also, show that the ratio of frequencies of different harmonics with first harmonic in open pipe is 1:2:3.

Modes of vibration in an open organ pipe are represented by –

Diagrammatically show first two modes of vibrations in case of an open organ pipe and write the ratio of their frequencies

Derive an expression for the nth mode of vibration in case of a closed end organ pipe. Hence give the value of v_1 :v_2 :v_3 .

The frequency of vibration of open orgen pipe is

Assertion: The fundamental frequency of vibration of an open organ pipe remains same if the radius of the pipe is doubled. Reason: Frequency of vibration of an open organ pipe is independent of the radius of pipe.

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Modes of vibration in a closed organ pipe are represented by –

SL ARORA-Waves-EXERCISE
  1. Describe the various modes of vibrations of an open organ pipe.

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  2. A radio station broadcasts its programme at 219.3 metre wavelength. De...

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  3. The audible range of a human ear is 20 Hz to 20 kHz. Convert this into...

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  4. The speed of a wave in a mediium is 960ms^(-1). If 3600 waves are pass...

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  5. If the splash is hear 4.23 seconds after a stone is dropped into a wel...

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  6. A stone is dropped into a well and its splash is heard at the mouth of...

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  7. A body sends waves 100mm long through medium A and 0.25m long in mediu...

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  8. A steel wire 70cm long has a mass of 7.0g. If the wire is under a tens...

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  9. The speed of a transverse wave in a stretched string is 348 ms^(-1), w...

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  10. Calculate the velocity of transverse wave in a copper wire 1 mm^(2) in...

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  11. A wave pulse is travelling on a string of linear mass density 1.0 g cm...

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  12. The diameter of an iron wire is 1.20 mm. If the speed of transverse wa...

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  13. The speed of sound in a liquid is 1500 ms^(-1).The density of the liqu...

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  14. The longitudinal waves starting from a ship return from the bottom of...

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  15. At 10^5 Nm^(-2) atmospheric pressure the density of air is 1.29 kg m^(...

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  16. At normal temperature and pressur, 4g of He occupies a volume of 22.4 ...

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  17. Find the temperature at which the velocity of sound in air will be 1 1...

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  18. The velocity of sound in air is 332 ms^(-1) at 0^@ C .At what temperat...

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  19. The ratio of the velocity of sound in Hydrogen gas (gamma=7/5) to that...

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  20. An observer sets his watch by the sound of a signal fired from a tower...

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  21. A sound wave propagating in air has a frequency of 4000Hz. Calculate t...

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