Question

57. A source of frequency of 500 Hz emits waves of wavelength 0.4 m, how long does the waves
take to travel 600 m
a) 3 s
b) 6 s
c) 9 s
d) 12 s
iah of the​

Answer 1

Answer:

A

Explanation:

Using the formula

v= f(lambda)

v = 500x 0.4

 =200m/s

then use 200m/s and 600m to find s

by dividing 600 with 200 and u will get 3 s