A string is stretched between fixed points separated by 75.0cm. I… - Vidyadip

MCQ

A string is stretched between fixed points separated by 75.0cm. It is observed to have resonant frequencies of 420Hz and 315Hz. There are no other resonant frequencies between these two. Then the lowest resonance frequency for this string is:

A
1.05Hz
B
1050Hz
C
10.5Hz
D
105Hz

✓

Answer

105Hz

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