In case of _______________ boiling, the liquid temperature is below the saturation temperature and the boiling takes place in the vicinity of the heated surface?

Related Mcqs:

With increase in temperature, the thermal conductivity of fresh lubricating oil ___________________?

A. Increases B. Decreases C. Remains unchanged D. May increase or decrease; depends on its composition...

Heat transfer by conduction results due to the transfer of free electrons, kinetic energy & vibrational energy from one molecule to another. Conduction heat transfer cannot take place____________________?

A. Between two bodies in physical contact with each other B. Between two bodies not in physical contact with each other C. From one part of a body to the another part of the same body D. Both B & C...

For what value of Prandtl number, the Col-burn analogy is valid ?

A. 0.06 to 120 B. 0.6 to 120 C. 1 to 103 D. 1 to 50...

The rate of heat transfer is a product of overall heat transfer co-efficient, the difference in temperature and the___________________?

A. Heating volume B. Heat transfer area C. Nusselt number D. None of these...

For small temperature difference, the heat transfer rate as per Newton’s law of cooling is proportional to (where, Δt = excess temperature) ?

A. Δt B. Δt2 C. Δt3 D. √(Δt)...