Two tuning forks of frequency 256Hz and 260Hz are sounded close to each other. What...
PHYSICS
JAMB 1991
Two tuning forks of frequency 256Hz and 260Hz are sounded close to each other. What is the frequency of the beats produced?
- A. 2Hz
- B. 4Hz
- C. 8Hz
- D. 258Hz
Correct Answer: B. 4Hz
Explanation
F = F2 - F1
= 260 - 256
= 4Hz
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