A wave of frequency 500 Hz has a velocity 300 m/s. The distance between two nearest points which are 60^(@) out of phase , is ………… .

A wave of frequency 500 Hz has a velocity 300 m/s. The distance betwee

1.	A wave of frequency 500 Hz has a velocity 300 m/s. The distance between two nearest points which are 60^(@) out of phase , is ………… .
Answer» 0.2 m 0.1 m 0.4 m 0.5 m Solution :0.1 m `LAMBDA = (300)/(500) = 0.6` m `Delta X = (lambda)/(2pi) * Delta phi = (0.6)/(2pi) * (pi)/(3) = 0.1 ` m