CBSE · Class 9 · Science · SoundWhat is the SI unit of frequency?
Step-by-Step Solution
The SI unit of frequency is Hertz (Hz), named after Heinrich Rudolf Hertz.
Detailed Options Breakdown
Option : Meter (m)
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Sound.
Option 1: Second (s)
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Sound.
Option 2: Hertz (Hz) (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 3: Joule (J)
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.