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Sound — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceSound1 Mark
MCQ
1 Hz is:
  • A
    1 vibration per minute.
  • B
    360 vibration per minute.
  • C
    10 vibration per minute.
  • D
    60 vibration per minute.
✓

Answer

  1. 60 vibration per minute.

Explanation:

Frequency of 1 Hz implies to 1 complete vibration per second. This means, 60 complete vibrations in 60 second, or, in 1 minute.

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