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Sound wave travels with speed at 330 ms-1 through air and with speed 1650 ms-1 through a liquid. The wavelength of a 990 Hz acoustic wave as it enters in liquid from air

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Important Questions on Waves

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Gamma Question Bank for Medical Physics>Chapter 15 - Waves>Assignment>Q 11
In a stretched string, speed of a _____ wave is V=Tμ; where T is tension and μ is mass per unit length.
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Gamma Question Bank for Medical Physics>Chapter 15 - Waves>Assignment>Q 12
The _____ constant k=2πλ.
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Gamma Question Bank for Medical Physics>Chapter 15 - Waves>Assignment>Q 14
In a closed organ pipe, the _____ frequency is equal to v4l.
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Gamma Question Bank for Medical Physics>Chapter 15 - Waves>Assignment>Q 15
In a sound wave, a displacement node is a _____ antinode.
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Gamma Question Bank for Medical Physics>Chapter 15 - Waves>Assignment>Q 18
What is the distance between a compression and a nearest rarefaction in longitudinal wave?
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Gamma Question Bank for Medical Physics>Chapter 15 - Waves>Assignment>Q 6
The speed of _____ waves in a metallic bar is V=Yρ; where Y is young's modulus and ρ is density.
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Gamma Question Bank for Medical Physics>Chapter 15 - Waves>Assignment>Q 8
If two sound waves represented by y1=10sin(1020πt-πx) and y2=10sin(1004πt-πx) are superposed at x=0, then beat frequency is
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Gamma Question Bank for Medical Physics>Chapter 15 - Waves>Assignment>Q 9
In a resonance column tube, 1st  and 2nd  resonances occurred at 24 cm and 72.6 cm. What is the radius of the tube is.    (velocity of sound =330 ms-1).