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#24 | Standing waves in a stretched string
(Physics) > Waves

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Consecutive frequencies emitted from an organ pipe are \(75~\text{Hz}\), \(125~\text{Hz}\), \(175~\text{Hz}\).  The frequency of the tenth overtone will be:
1. \(275~\text{Hz}\) 2. \(175~\text{Hz}\)
3. \(525~\text{Hz}\) 4. \(575~\text{Hz}\)
 61%
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The third overtone of a closed pipe is observed to be in unison with the second overtone of an open pipe. The ratio of the lengths of the pipes is:
1. \(\frac{3}{2}\) 2. \(\frac{5}{3}\)
3. \(\frac{7}{4}\) 4. \(\frac{7}{6}\)
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The two nearest harmonics of a tube close at one end and open at the other end are \(220~\text{Hz}\) and \(260~\text{Hz}\). What is the fundamental frequency of the system?
1. \(10~\text{Hz}\) 2. \(20~\text{Hz}\)
3. \(30~\text{Hz}\) 4. \(40~\text{Hz}\)
 65%
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NEET - 2017
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The second overtone of an open organ pipe has the same frequency as the first overtone of a closed pipe L metre long. The length of the open pipe will be

1. L         

2. 2L

3. L/2     

4. 4L

 76%
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NEET - 2016
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An air column, closed at one end and open at the other, resonates with a running fork when the smallest length of the column is 50 cm. The next larger length of the column resonating with the same tunning fork is

1. 1OO cm

2. 150 cm

3. 200 cm

4. 66.7cm 

 76%
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NEET - 2016
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