Logo

Heat-transfer Questions Set 10:

Quiz Mode

The unit of the rate of heat transfer is

1
2
3
4

Solution:

Conductive heat transfer occurs mostly in ?

1
2
3
4

Solution:

A turbulent boundary layer is characterized by:

1
2
3
4

Solution:

If the flow of fluid is driven by a pump, what type of convection will it be?

1
2
3
4

Solution:

If two plates are spaced 150 mm apart and maintained at a temperature of 1000°C and 70°C, then heat transfer takes place mainly due to

1
2
3
4

Solution:

The Jakob correlation for nucleate boiling at atmospheric pressure on a flat plate with low heat fluxes is:

1
2
3
4

Solution:

 “Fin is insulated at the tip”. What does that mean? 

1
2
3
4

Solution:

For laminar flow over a flat plate, the average value of the Nusselt number is prescribed by the relation:

Nu = 0.664 (Re)^0.5 (Pr)^0.33

Which of the following statements is false?

1
2
3
4

Solution:

What is Wien's displacement law?

1
2
3
4

Solution: