A) The scattering of red light is much less than that of yellow light.
B) The scattering of red light is more than that of yellow light.
C) Yellow light, when scattered, is brighter.
D) Red light, when scattered, is brighter.
Correct Answer: A
Solution :
The scattering of red light is much less than the yellow light. The red light signals can be seen upto a long distance without much loss in their intensity. Due to this reason, the danger signals are painted red in colour.
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