A vibrator of frequency 60Hz is used in generating transverse stationary waves in a long thin wire, If the average distance between successive nodes on the wire is 45cm, find the speed of the transverse waves in the wire.
-
A.
27ms-1 -
B.
54ms-1 -
C.
90ms-1 -
D.
108ms-1
Correct Answer: Option A
Explanation
V = (lambda)F
= 60 x 45 x 10-2
= 27ms-1