5095Chemical EngineeringMedium
Which of the following is not an extensive property?
AEntropy
BFree energy
CNone of these
DRefractive index
Correct answer
D. Refractive index
Explanation
The correct answer is Refractive index.
Correct answer
D. Refractive index
Explanation
The correct answer is Refractive index.
Suppose that the gain, time constant and dead time of a process with the following transfer function: Gc(s) = 10 exp( – 0.1s)/(0.5s + 1) are known with a possible error of ± 20% of their values. The largest permissible gain Kc of a proportional controller needs to be calculated below taking the values of process gain, time constant and dead time as________?
Nitrogen content of a nitrogenous fertilizer is 35%. It could be________?
Unit of mass velocity is________?
Ignition temperature decreases progressively from anthracite to lignite, because________?
Joule-Thomson Co-efficient at any point on the inversion curve is________?
Catalyst used in Fischer-Tropsch process is________?