Must the frequency of an oscillation be a whole number?
AYes, it always is
BYes, for pendulums
CYes, for springs
DNo, it need not
Answer & Solution
Correct answer: D. No, it need not
1. A human heart beats 75 times a minute.
2. That works out to 1.25 hertz.
3. The frequency need not be an integer.
_Source: NCERT Class 11 Physics, Ch 13 'Oscillations'_
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