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If the time period between two successive compressionsof a wave is 5 seconds,then the time taken to complete 4 successive compressions is _______.The answer given in Pearson foundation series is 15 seconds.Is it correct?

If the time period between two successive compressionsof a wave is 5 seconds,then the time taken to complete 4 successive compressions is _______.The answer given in Pearson foundation series is 15 seconds.Is it correct?

Grade:8

1 Answers

Gaurav Gupta
askIITians Faculty 686 Points
4 years ago
after first compression, second compression takes place after 5 sec, third compression after 10 sec so 4thcompression after 15 sec.

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