Question

15. A stretched string of length 200cm supports a
stationary wave with points having a displacement
amplitude of 1 mm being separated by equal intervals
of 20cm. To which overtone do these vibrations
belong
A
B
20cm
20cm
20cm
20cm
1) 5
2) 4
3) 6
4) 3

plz explain its procedure.............​

Answer 1

Answer:

4cm gg eg by if Sunday

Explanation:

rf hi it relates