Answer: 5.98 × 10⁻⁵ m (Infrared)
Explanation:
wavelength = speed of light ÷ frequency
wavelength = (2.99 × 10⁸ m/s) ÷ (5.00 x 10¹² /s)
= 5.98 × 10⁻⁵ m
Since radiation in the range, 10⁻³ to 7 × 10⁻⁷ is considered Infrared radiation, then the wave is an infrared wave.
