Gamma Question Bank for Medical Physics>Chapter 15 - Waves>Assignment>Q 3

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Two sound waves of wavelengths, $λ_{1}$ and $λ_{2} (λ_{2} > λ_{1})$ produce $n beats s^{- 1}$ . The speed of sound is,

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Important Questions on Waves

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Gamma Question Bank for Medical Physics>Chapter 15 - Waves>Assignment>Q 4

The fundamental frequency in an open organ pipe is equal to the fifth harmonic of a closed organ pipe. If the length of the open organ pipe is

10 cm

, then length of the closed pipe is

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Gamma Question Bank for Medical Physics>Chapter 15 - Waves>Assignment>Q 5

Doppler effect of sound depends on

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Gamma Question Bank for Medical Physics>Chapter 15 - Waves>Assignment>Q 6

A stationary source of sound wave is having frequency

f_{0} .

Sound is reflected from a large vertical plane surface moving towards the source with a speed

v .

If speed of sound in medium is

c

, then frequency of reflected wave received by the stationary observer near the source is

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Gamma Question Bank for Medical Physics>Chapter 15 - Waves>Assignment>Q 7

A uniform rope of mass

0.1 kg

and length

2.45 m

hangs from a ceiling. The time taken by a transverse wave to travel the full length of the rope is

(g = 9.8 m s^{- 2})

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Gamma Question Bank for Medical Physics>Chapter 15 - Waves>Assignment>Q 8

A

1.50 m

long rope is stretched between two supports with a tension that makes the speed of transverse wave

48 m s^{- 1} .

The wavelength of second overtone is

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Gamma Question Bank for Medical Physics>Chapter 15 - Waves>Assignment>Q 9

The equation of a wave is given by

y = 10 \sin (50 t + 5 x)

(where

x, y

are in

m

and

t

is in

s

) The ratio of maximum particle velocity to wave velocity is

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Gamma Question Bank for Medical Physics>Chapter 15 - Waves>Assignment>Q 10

The speed of sound in air at

N . T . P .

is

332 m s^{- 1} .

If density of hydrogen at

N . T . P .

is

(\frac{1}{16})

of air, then the speed of sound in hydrogen is

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Gamma Question Bank for Medical Physics>Chapter 15 - Waves>Assignment>Q 11

The phase difference between the particles

A

and

B

for a wave located as shown in figure is
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