Fluid motion in the natural convection heat transfer between a solid surface and a fluid in contact with it, results from the_________________?

Related Mcqs:

Cpμ/K is termed as the ______________ number?

A. Grashoff B. Nusselt C. Prandtl D. Stanton...

Vent pipes are provided in a condenser to ________________?

A. Remove non-condensable gases B. Purge the condenser C. Facilitate easy cleaning of tubes D. None of these...

In a shell and tube heat exchanger, the shell side fluid velocity can‟t be changed by changing the_________________?

A. Tube layout B. Tube diameter C. Tube pitch D. Number of baffles...

Out of the following four assumptions used in the derivation of the equation for LMTD [LMTD = (Δt1 – Δt2)/ln(Δt1/Δt2)], which one is subject to the largest deviation in practice ?

A. Constant overall heat transfer co-efficient. B. Constant rate of fluid flow C. Constant specific heat D. No partial phase change in the system...

Heat exchanger tubes are never made of_________________?

A. Plain carbon steel B. Stainless steel C. Lead D. Copper...