The danger signals are red in colour because it is

strongly scattered by fog or smoke

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strongly absorbed by fog or smoke

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least absorbed by fog or smoke.

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least scattered by fog or smoke

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Solution

The correct option is D
least scattered by fog or smoke

The danger signals are red in colour because it is least scattered by fog or smoke.

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Similar questions

Question 9
The danger signals installed at the top of tall buildings are red in colour. These can be easily seen from a distance because among all other colours, the red light:

(a) is scattered the most by smoke or fog
(b) is scattered the least by smoke or fog
(c) is absorbed the most by smoke or fog
(d) moves fastest in air

Q. Which coloured light scatters least by fog and smoke?

Q. The signal light for danger is red in colour. Which of the following principle/ principles is/are used in it?

(P)

The red coloured light scatters least by fog or smoke.

(Q)

The wavelength of red coloured light is about

1.8

times more than that of blue.

Q. Choose or find odd word:
Rain, Mist, Smoke, Fog

Q. Fog mixed with smoke creates

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The danger signals are red in colour because it is

The correct option is D least scattered by fog or smoke The danger signals are red in colour because it is least scattered by fog or smoke.

The correct option is D
least scattered by fog or smoke

The danger signals are red in colour because it is least scattered by fog or smoke.