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JEE Mains · Physics · STD 11 - 14. waves and sound

\(40\,cm\) લાંબી ઓર્ગન નળી બંને છેડે ખુલ્લી છે. ધ્વનિની હવામાં ઝડપ \(360\,ms ^{-1}\) છે. દ્વિતીય પ્રસંવાદીની આવૃતિ ..........\(Hz\) છે.

  1. A \(800\)
  2. B \(900\)
  3. C \(700\)
  4. D \(600\)
Verified Solution

Answer & Solution

Correct Answer

(B) \(900\)

Step-by-step Solution

Detailed explanation

For second harmonic of open organ pipe \(L =\lambda\) So frequency of vibration is \(f =\frac{ V }{\lambda}\) \(f =\frac{ V }{\lambda}=\frac{ V }{ L }=\frac{360}{\frac{40}{100}}=900\,Hz\)
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