Question

An infrared wave traveling through a vacuum has a frequency of 4. 0 × 1014 Hz. What is the wave’s wavelength? 7. 5 × 107 m 7. 5 × 10–7 m 1. 2 × 1014 m 1. 2 × 10–14 m.

Answer 1

Step-by-step explanation:

c=flamda

lamda, wavelength=c/f

=(3×10⁸)/(4.0×1014)

= use a calculator