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Time Period

A sound wave,...

Question

A sound wave, whose time period is $3 s$ passes through a medium for $30 s$ . The number of waves that had passed through is:

A

10

waves

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B

5

waves

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C

1

wave

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D

3

waves

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Solution

The correct option is A $10$ waves
Number of waves passed = Total time the wave passed/time period = 30/3 = 10
The correct option is (a)

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