MP Board · Class 8 · Science · SoundThe SI unit of frequency is:
Step-by-Step Solution
The SI unit of frequency is Hertz (Hz), named after Heinrich Rudolf Hertz. One hertz is equal to one oscillation per second.
Detailed Options Breakdown
Option : Decibel
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Sound.
Option 1: Meter
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Sound.
Option 2: Hertz (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 3: Second
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Sound.
💡 Study Guide: This question tests core syllabus concepts from Sound. For formulas, key summaries, and mock exam reference guides, read the full Sound Revision Notes.