Bolck 4 page no 118 , SAQ 5

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Chanda Kumari

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May 14, 2020, 2:53:50 AM5/14/20
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In this question the distance between two successive crest is 5cm . but in answer of this question on page no 126 the distance between these crest is taken as 5 m. What should I use to solve this question 5 cm or 5 m in my thinking there should be 5 m.

vijayashri SOS

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May 15, 2020, 1:39:20 AM5/15/20
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It should be 5 m in the question as I have replied to you on your email.
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