A string is stretched between two fixed points separated by 75 cm. It has two consecutive resonant frequencies of 420 Hz and 315 Hz. What is the lowest resonant frequency for the string ?
A. 55 Hz
B. 105 Hz
C. 155 Hz
D. 210 Hz
Answer:B
A string is stretched between two fixed points separated by 75 cm. It has two consecutive resonant frequencies of 420 Hz and 315 Hz. What is the lowest resonant frequency for the string ?
A. 55 Hz B. 105 Hz C. 155 Hz D. 210 Hz