Question: Yellow colour light is used as fog light because yellow colour
Options:
A) light is most scattered by fog
B) has the longest wavelength among all colours
C) has the longest wavelength among all colours except red and orange but the red colour is already used for brake light and stop light whereas orange colour is avoided due to its similarity with red
D) has the shortest wavelength among all colours not already reserved for other purpose
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Answer:
Correct Answer: C
BETA
