a source of wave produces 40 crests and 40 troughs in. 4 second what is the frequency of the wave
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4 seconds === 40 crests and 40 troughs
1 second==== 10 crests and 10 troughs
So the frequency is the number if cycles per second which is equal to 10.
1 second==== 10 crests and 10 troughs
So the frequency is the number if cycles per second which is equal to 10.
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Answer:
Hope it helps.
Explanation:
100 Hz is the answer.
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