72) The thermal diffusivities for gases are generally
Answer is:
more than those for liquids
Related Heat transfer MCQ with Answers
Answer is:
more than those for liquids and gases
Answer is:
all of the above
Explanation:
Thermal diffusivity of a substance is
* directly proportional to the thermal conductivity
* inversely proportional to density of substance
* inversely proportional to specific heat
Answer is:
Krichoff′s law
Answer is: