KEAM 2014 Physics and Chemistry Paper

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Question : 65 of 120

Marks: +1, -0

Pick out the correct statement in the following with reference to stationary wave pattern

In a tube closed at one end, all the harmonics are present
In a tube open at one end, only even harmonics are present
The distance between successive nodes is equal to the wavelength
In a stretched string, the first overtone is the same as the second harmonic
Reflection of a wave from a rigid wall changes the phase by 45°

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