MCQ
The tones that are separated by three octaves have a frequency ratio of
- A$3$
- B$6$
- ✓$8$
- D$16$
Each octaves is double the frequency of the previous octave.
If initial frequency is $f$.
Final frequency $=2 \times 2 \times 2 f$ or $2^3 f$ or $8 f$
$\therefore$ Frequency ratio $=8: 1$.
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Statement $1:$ In the resonance tube experiment, if the tuning fork is replaced by another identical turning fork but with its arm having been filled, the length of the air column should be increased to obtain resonance again.
Statement $2:$ On filling the arms, the frequency of a tuning fork increases.
