Of EM waves having these wavelengths,which would be visible?
A)100 nm
B)500 nm
C)1000 nm
D)1 nm
E)none of the above

Question

Quizplus · Accepted Answer

Out of the given wavelengths, only 500 nm is within the visible range of EM waves, which extends from about 400 nm (violet) to 700 nm (red). The other wavelengths (100 nm, 1000 nm, and 1 nm) are outside the visible range and correspond to ultraviolet, infrared, and X-rays, respectively.

Of EM Waves Having These Wavelengths,which Would Be Visible