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Sound Test - 2...

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  • Question 1
    1 / -0

    Which of the following is an example of resonant vibrations?

  • Question 2
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    Which of the following statements defines damped vibrations?

  • Question 3
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    If the loudness is measured as 10 phon and intensity is measured as 100 μW/m2, find constant of proportionality.

  • Question 4
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    Which of the following objects produces sound equal to 60 dB?

  • Question 5
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    Which of the following characteristics refers to the shrillness of sound?

  • Question 6
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    The length of a simple pendulum is 39.2 m. Find its frequency.

  • Question 7
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    In which of the following vibrations, the energy lost by vibrating body gradually converts into heat energy, and gets dissipated in surrounding system?

  • Question 8
    1 / -0

    When can the echo NOT be heard?

  • Question 9
    1 / -0

    The minimum distance between the particles in a medium vibrating with the sane phase of a wave is ____________.

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