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It is desired to increase the fundamenta...

It is desired to increase the fundamental resonance frequency in a tube which is closed at one
(A) Replacing the air in the tube by hydrogen gas
(B) Increasing the length of the tube
(C) Decreasing the length of the tube
(D) Opening the closed end of the tube

A

A,C,D are true

B

A is onlu true

C

C is only true

D

D is only true

Text Solution

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The correct Answer is:
A
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AAKASH SERIES-WAVES-EXERCISE-IA (Statement type questions:)
  1. Statement(A) : Elasticity' property is necessary for the propagation o...

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  2. The intensity of a wave is (a) Proportional to square of the frequen...

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  3. Which of the following functions represent stationary wave. Where a,b,...

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  4. Statement(A) : When a composite wire is stretched between two supports...

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  5. During the apparent change in frequency due to relative motion of sour...

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  6. The apparent frequency and real frequency of sound are the same (A) ...

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  7. Statement(A): The reflection of sound from an extended object is echo ...

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  8. (A) Source motion effects the wavelength but observer motion effects t...

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  9. (A) The rotation of Saturn's rings and of double stars has been detect...

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  10. Velocity of sound in air (I) increases with temperature (II) decre...

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  11. It is desired to increase the fundamental resonance frequency in a tub...

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  12. (A): In solids mechanical waves can be either transverse or longitudin...

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  13. (A): Mechanical transverse waves can propagate only in medium with she...

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  14. (A): In a harmonic progressive wave of a given frequency all particles...

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  15. (A) : Relative to an observer at rest in a medium the speed of a mecha...

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  16. (A): According to Laplace the propagation of sound in air is an adiaba...

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  17. (A): A person hears maximum sound at displacement anti node (or) press...

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  18. A listener is at rest with respect to the source of sound. A wind star...

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