A pipe has a length of $2.0 m$. It is open at one end and closed at the other end.
A stationary sound wave is set up within the pipe. There are four nodes $(N)$ and four antinodes $(A)$ within the length of the pipe.
What is the wavelength of the sound wave?

1 )
$0.57 m$
$1.1 m$
3 )
$1.3 m$
4 )
$1.6 m$
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