Which of the following is not an example of convectiton?
(a) After a car is turned on, the engine becomes hot.
(b) Steaming cup of hot tea
(c) Ice melting
(d) Hot air balloon
I have been asked this question in an interview for job.
I'd like to ask this question from Concentration Gradients and Reaction Rates in Solid Catalysts in portion Heterogenous Reactions of Bioprocess Engineering