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Sound Test - 4...

TIME LEFT -
  • Question 1
    1 / -0

    Two sound waves in the air have their wavelength in the ratio 2:5. The ratio of their frequency is

  • Question 2
    1 / -0

    Normal conversation has intensity of about

  • Question 3
    1 / -0

    The intensity I of sound waves at a point from the vibrating body varies with distance as

  • Question 4
    1 / -0

    If the frequency of a tuning fork is 200 Hz and the velocity of sound in air is 320 m/s, the distance travelled by the sound while the fork completes 10 vibrations, is

  • Question 5
    1 / -0

    Waves formed over water surface are

  • Question 6
    1 / -0

    The time period of Khushi`s voice is 0.002 sec. Frequency of her voice is

  • Question 7
    1 / -0

    Frequency of vibration of a sitar is 200 Hz. The time period is

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