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1. |
In an experiment with sonometer a tuning fork of frequency 256Hz resonates with a length of 25cm and another tuning fork resonates with a length of 16x\cm. Tension of the spring remaining constant the frequency of the second tuning fork is? |
A. | 163.84Hz |
B. | 400Hz |
C. | 320Hz |
D. | 20.4Hz |
Answer» C. 320Hz | |