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Sound — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceSound1 Mark
MCQ
An object oscillates 50 times in one second. What would be its frequency?
  • A
    0.2 hz
  • B
    0.02 hz
  • C
    0.002hz
  • D
    50Hz
✓

Answer

  1. 50Hz

Explanation:

Frequency is defined as the number of oscillations in one second , as the given object is oscillating, 50 times in one second therefore its frequency is 50 Hz .

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