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Sound Test - 21...

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  • Question 1
    1 / -0

    The full name of 'SONAR' is.

  • Question 2
    1 / -0

    Sounds having frequency more than 20,000 Hz are called -

  • Question 3
    1 / -0

    If a vibrator strikes the water 50 times in 5 second, then the frequency of wave is________.

  • Question 4
    1 / -0

    A sound travels at a speed of 798 m/s. If its wavelength is 3m. What is the frequency of its wave. Will be be audible or not :

  • Question 5
    1 / -0

    Select the odd one out (loudness, pitch, quality, brightness)

  • Question 6
    1 / -0

    The frequency of sound is 500 Hz. How many times it vibrate in a minute :

  • Question 7
    1 / -0

    Compressions and rarefactions are seen in

  • Question 8
    1 / -0

    A tuning fork produces 20 vibrations per second. What is the frequency of the tuning fork:

  • Question 9
    1 / -0

    A source produces 60 rarefactions and 60 compressions in 0.6 s. Distance between a compression and the next (consecutive) rarefaction is 150 cm. Find the frequency of the wave :

  • Question 10
    1 / -0

    A source of wave produces 1 crest and 1 trough in 16 s. Find the frequency of the wave.

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