Calculate the frequency of the second harmonic formed on a string of length \( 0.5 \mathrm{~m} \....

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Question Calculate the frequency of the second harmonic formed on a string of length \( 0.5 \mathrm{~m} \) and mass \( 2 \times 10^{-4} \) \( \mathrm{kg} \) when stretched with a tension of \( 20 \mathrm{~N} \)
(A) \( 274.4 \mathrm{~Hz} \)
(B) \( 744.2 \mathrm{~Hz} \)
(C) \( 44.72 \mathrm{~Hz} \)
(D) \( 447.2 \mathrm{~Hz} \)📲PW App Link - https://bit.ly/YTAI_PWAP 🌐PW Website - https://www.pw.live



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