Correct answer
A. Equal to the height of the hot gas column producing draught
Explanation
The correct answer is Equal to the height of the hot gas column producing draught.
Relative volatility does not change appreciably with the change in________?
Internal energy of an element at 1 atm and 25° C is ________ kcal/kg.mole?
Filter aids like asbestos, kieselguhr, diatomaceous earth etc. are used to increase the porosity of the final filter cake & reducing the cake resistance during filtration. Filter aid is________?
Nitrolime is chemically known as________?
Pirani gauge is used for the measurement of________?
A metal wire of 0.01 m dia and thermal conductivity 200 W/m.K is exposed to a fluid stream with a convective heat transfer coefficient of 100 W/m2.K. The Biot number is ________?