Question

True or False

Wavelength of red light is close to 400 nm. ​

Answer 1

Answer:

Visible light has a wavelength range from ~400 nm to ~700 nm. Violet light has a wavelength of ~400 nm, and a frequency of ~7.5*1014 Hz. Red light has a wavelength of ~700 nm, and a frequency of ~4.3*1014 Hz.

Explanation:

True

Answer 2

Answer:

It is true.Its wavelength is 400nm to 700nm.