Question

Standing waves are set up in the following systems:

I) an open-ended pipe (open at both ends);
II) a string attached to an oscillating object at one end and fixed at the other,
III) a pipe closed
at both ends.
In which case(s) would at least one end of the wave be an anti-node?

1) II AND III
2) I
3) II
4) I AND III
​

Answer 1

Answer is ll (3)
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