Correct answer
A. Both A. & B.
Explanation
The correct answer is Both A. & B..
Work done in case of free expansion is________?
Amino resins are used in paper treatment to improve its________?
Bed pressure drop in an air fluidised bed of catalyst particles (ρp = 200 kg/m3, Dp = 0.05 cm) of 60 cm bed depth and bed porosity of 0.5 expressed in cm of water (manometer) is________?
Pulverised coal passing through 200 mesh screen has a diameter of 0.074 mm (74 micron). The same passing through 50 mesh screen will have a dia of ________ mm?
In sweetening process, solutizer agent used with caustic alkali is________?
One dimensional fluid flow implies the ________?