🏭Chemical Engineering MCQs
Chemical Engineering MCQs
496 MCQs331
Recycling in a chemical process facilitates___________________?
A,
B&
CHeat conservation
DAll
332
Internal energy is independent of the ____________ for an ideal gas?
Anor
BD. Neither
CBoth
333
“The total volume occupied by a gaseous mixture is equal to the sum of the pure component volumes”. This is the _____________ law?
ADalton’s
BAmagat’s
CGay-Lussac’s
DAvogadro’s
334
The unity of Planck’s constant ‘h’ in the equation, E = hv is____________________?
AJ/s
BJ.S
CJ/kmol
Dkmol/J
335
The value of gas constant ‘R’ is__________________?
Anor B
B1.987 BTU/lb. mole °R
CBoth
DNeither
336
When liquid and vapour phase of multi-component system are in equilibrium (at a given temperature and pressure), then chemical potential of each component is___________________?
ASame in both the phases
BZero in both the phases
CMore in vapour phase
DMore in liquid phase
337
Which is not a refrigerant ?
ASO2
BNH3
CCCl2F2
DC2H4Cl2
338
Critical solution temperature (or the con-solute temperature) for partially miscible liquids (e.g., phenol-water) is the minimum temperature at which___________________?
AA homogeneous solution (say of phenol water) is formed
BMutual solubility of the two liquids shows a decreasing trend
CTwo liquids are completely separated into two layers
DNone of these
339
Maxwell’s relation corresponding to the identity, dH = dS = Vdp + Σμi dni is_____________________?
A(∂T/∂V)S, ni = -(∂P/∂S)V, ni
B(∂S/∂P)T, ni = (∂V/∂T)P, ni
C(∂S/∂V)T, ni = (∂P/∂T)V, ni
D(∂T/∂P)S, ni = (∂V/∂S)P, ni
340
If the pressure of a gas is reduced to half & its absolute temperature is doubled, then the volume of the gas will_________________?
ABe reduced to 1/4th
BIncrease four times
CIncrease two times
DNone of these