905Chemical EngineeringMedium
Which of the following is unimportant in forced convection?
AGrashoff number
BReynolds number
CPrandtl number
DNone of these
Correct answer
A. Grashoff number
Explanation
The correct answer is Grashoff number.
Correct answer
A. Grashoff number
Explanation
The correct answer is Grashoff number.
Ceramic recuperators used for waste heat recovery from high temperature flue gas going out of the furnace is made of________?
To avoid the tearing off the plate of an edge, the margin (i.e., the minimum distance from the centre of the rivet hole to the nearest edge of the plate) should be equal to ________?
Urea is a better fertilizer than ammonium sulphate, because________?
Coal is finally pulverised to 200 mesh size for burning in boilers by a________?
The main ore of thorium is________?
Water is entering a storage tank at a temperature T0 and flow rate Q0 and leaving at a flow rate Q and temperature T. There are negligible heat losses in the tank. The area of cross-section of the tank is A0. The model that describes the dynamic variation of temperature of water in the tank with time is given as________?