A wave of frequency 100Hz travels along a string towards its fixed end. When this wave travels back, after reflection, a node is formed at a distance of 10cm from the fixed end. The speed of the wave (incident and reflected) is

A wave of frequency 100Hz travels along a string towards its fixed end

1.	A wave of frequency 100Hz travels along a string towards its fixed end. When this wave travels back, after reflection, a node is formed at a distance of 10cm from the fixed end. The speed of the wave (incident and reflected) is
A.	5m/s
B.	20m/s
C.	10m/s
D.	40m/s
Answer» C. 10m/s