Waves

JEE Main level, single correct, medium

61 of 142

Question 61 of 142

Length of a string tied to two rigid supports is 40 cm40 \mathrm{~cm}. Maximum length (wave length in cm\mathrm{cm} ) of a stationary wave produced on it is

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Answer: (B) 80

λmax⁡/2=40⇒λmax⁡=80\lambda_{\max } / 2=40 \Rightarrow \lambda_{\max }=80

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