Question

The wavelength of light visible to eye is of the order of

• A. ${10}^{-2}$ m
• B. ${10}^{-10}$ m
• C. 1 m
• D. $6\times {10}^{-7}$ m

Answer 1

The correct option is D

$6\times {10}^{-7}$ m

this is the order of visible light spectrum