Question

Consider the electromagnetic radiations having wavelengths 200 nm, 500 nm and 1000 nm. Which wavelength (s) of the following can make visual sensation to a human eye?
A) 200 nm and 500 nm B) 500 nm and 1000 nm C) 500 nm only D) 200 nm and 1000 nm

Answer 1

Answer:

500 nm and 1000 nm is the ans