alleryThe lowest possible natural frequency of a system is called its:
AFundamental motto
BFundamental model
CFundamental module
DFundamental mode
Answer & Solution
Correct answer: D. Fundamental mode
1. A vibrating system has a whole series of natural frequencies.
2. The lowest of them is singled out.
3. The lowest possible natural frequency is called the fundamental mode.
4. It is also called the first harmonic.
_Source: syllabus Physics Part II, Ch 14 'Waves'_
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