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CSS Solved Papers
Physics Chemistry

Engineering :: Heat Transfer

  Transmission of heat by molecular collision is
[A]. Conduction[B]. Convection
[C]. Radiation[D]. Scattering
[E]. Transmission    

Answer: Option B
Atif said:    
 
Transmission of heat by molecular collision is in conduction.Molecules collides and transfer their energy to other molecules .In convection there is a heat current because of density variation.Correct answer should be "A"
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