5070Chemical EngineeringMedium
Capillary rise of mercury in a small diameter tube is proportional to (where, d = diameter of the tube, ζ = surface tension of mercury)________?
A1/d
Bζ
C1/ζ
Dd
Correct answer
B. ζ
Explanation
The correct answer is ζ.
Correct answer
B. ζ
Explanation
The correct answer is ζ.
For a cold dilute feed to produce thick viscous liquor, backward feeding as compared to forward feeding results in________?
The distance between metacentre and ________ is called metacentric height?
A bed consists of particles of density 2000 kg/m3. If the height of the bed is 1.5 metres and its porosity 0.6, the pressure drop required to fluidise the bed by air is________?
Arithmetic mean area can be used in heat transfer problem to calculate the heat flow by conduction through a cylinder which is ________?
Euler number is defined as the ratio of inertia force to ________ force?
Which of the following is universally employed as the low expansion metal in the bimetallic thermometer, which is an iron-nickel alloy containing 36% nickel and has very low co-efficient of expansion (1/20th of ordinary metals)?