An Electromagnetic Radiation is Used for Photography in Fog. (I) Identify the Radiation. (Ii) Why is this Radiation Mentioned by You, Ideal for this Purpose ? - Physics
An electromagnetic radiation is used for photography in fog. 
(i) Identify the radiation.
(ii) Why is this radiation mentioned by you, ideal for this purpose ?
(i) Infared radiation.
(ii) They have low frequency, the energy associated with them is also low so they do not scatter much and can penetrate appreciably through it.
Concept: Transfer of Heat - Radiation
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