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Frequency of tuning forks are 320 Hz. And 325 Hz. If they are sounded together, the beat period is……. (a) 5 second (b) 6 second (c) 0 second (d) 0.2 second

Frequency of tuning forks are 320 Hz. And 325 Hz. If they are sounded together, the beat period is…….
(a) 5 second
(b) 6 second
(c) 0 second
(d) 0.2 second

Grade:12

2 Answers

Saurabh Koranglekar
askIITians Faculty 10335 Points
2 years ago
Dear student

The answer is option d

Regards
Vikas TU
14149 Points
2 years ago
 
beat frequency = f2-f1= 325-320= 5.
freuency is related inversly with time period.
time period = 1/(f2-f1) =1/5= 0.2 seconds

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