Heat Transfer - Study Mode
[#461] At what value of Prandtl number, conduction is negligible in the turbulent core of a fluid flowing through a heated pipe?
Correct Answer
(C) > 0.6
[#462] Rate of heat transfer by vaporisation from pools of water is affected by the
Correct Answer
(D) All of the above
[#463] The value of Stefan-Boltazman constant in SI unit is
Correct Answer
(A) 5.6697 × 10 -8 W/m 2 .°K 4
[#464] The Stefan-Boltzman constant depends on the
Correct Answer
(D) None of these
[#465] If air (a non-condensing gas) is present in a condensing vapor stream, it will __________ the condensation rate of vapor.
Correct Answer
(B) Decrease