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Measurement of Time and Motion — Science STD 7 — Question

Gujarat BoardEnglish MediumSTD 7ScienceMeasurement of Time and Motion1 Mark
MCQ
What is the basic principle of a pendulum clock?
  • A
    Flow of sand
  • ✓
    Oscillations having constant time period
  • C
    Electrical signals
  • D
    Rotating magnets
✓

Answer

Correct option: B.
Oscillations having constant time period
B

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