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Two vibrating tuning fork produce progre...

Two vibrating tuning fork produce progressive waves given by `y_(1) = 4 sin 500 pi t` and `y_(2) = 2 sin 506 pi t`. Number of beats produced per minute is :-

A

360

B

180

C

60

D

3

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The correct Answer is:
B
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AAKASH INSTITUTE-WAVES-ASSIGNMENT ( SECTION-C ( Previous year Questions ))
  1. Which one of the following statements is true ?

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  2. A point source emits sound equally in all directions in a non-absorbin...

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  4. Two waves are represented by the equations y(1)=asin(omegat+kx+0.57)...

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  5. A hospital uses an ultrasonic scanner to locate tumour in a tissue. Wh...

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  7. A traverse wave is repersented by the equation y=y(0)sin(2pi)/(lambd...

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  8. A wave travelling in positive X-direction with A=0.2m has a velocity o...

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  9. The phase difference between two waves represented by y(1)=10 ^(...

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  10. A wave frequency 100 Hz travels along a string towards its fixed end ....

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  11. A standing wave having 3 nodes and 2 antinodes is formed between two a...

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  12. Two waves of wavelength 50 cm and 51 cm produce 12 beat/s . The speed ...

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  13. Two sound sources emitting sound each of wavelength lambda are fixed a...

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  14. Two vibrating tuning fork produce progressive waves given by y(1) = 4 ...

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  15. A vehicle, with a horn of frequency n is moving with a velocity of 30 ...

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  16. A whistle revolves in a circle with an angular speed of 20 rad//sec us...

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  17. An observer moves towards a stationary source of sound with a speed ((...

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  18. A car is moving towards a high cliff. The car driver sounds a horn of ...

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  19. The equation of a simple harmonic wave is given by y = 3 sin"(pi)/(2)...

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  20. Which one of the following statements is true ?

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