(i) It has least wavelength |
(ii) It has longer wavelength |
(iii) It scatters the least |
A) Only (ii)
B) Only (i) and (ii)
C) Only (i) and (iii)
D) Only (ii) and (iii)
Correct Answer: D
Solution :
The red danger signals are visible red even from a long distance because it has longer wavelength and so it is scattered the least. Due to this reason even in thick fog or smoke, the danger signals appear red.You need to login to perform this action.
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