A wave of frequency 500 Hzhas a velocity 300 m/s. The distance between two nearest points which are 60° out of phase, is ……
A. 0.2 m
B. 0.1 m
C. 0.4 m
D. 0.5 m
Answer:A
A wave of frequency 500 Hzhas a velocity 300 m/s. The distance between two nearest points which are 60° out of phase, is ……
A. 0.2 m B. 0.1 m C. 0.4 m D. 0.5 m