4.835 × 10^-7 m
We are given;
We are supposed to calculate the wavelength;
Velocity, c = frequency, f × wavelength, λ
λ = c ÷ f
In this case;
Wavelength, λ = 2.998 × 10^8 m/s ÷ 6.2×10^14 Hz
= 4.835 × 10^-7 m
Therefore; wavelength of the wave is 4.835 × 10^-7 m