Answer:
[tex]\huge\boxed{\sf \lambda = 2 m}[/tex]
Explanation:
Given data:
Frequency = f = 200 Hz
Velocity = v = 400 m/s
Required:
Wavelength = λ = ?
Formula:
v = fλ
Solution:
Put the givens in the formula
400 = (200)λ
Divide 200 to both sides
400/200 = λ
2 m = λ
λ = 2 m
[tex]\rule[225]{225}{2}[/tex]
