A. pH value
B. Degree of hydrolysis
C. Composition of complex ions
D. All A., B. & C.
A. Electrical conductivity
B. Polarimetry
C. Emission spectroscopy
D. Dielectric constant end loss factor
A. Filling nitrogen under pressure in the stem
B. Increasing the diameter of the tube
C. Using steel tube in place of glass tube
D. Accounting for the tube expansion
A. Platinum-platinum + rhodium
B. Chromel-Alumel
C. Iron-constantan
D. Copper-constantan
A. Rotameter
B. Flow nozzle
C. Orificemeter
D. Venturimeter
A. Solids and metal analysis
B. Determining water purity
C. Determination of CO2 in gases
D. NOx determination
A. Depends only upon the open loop transfer function
B. Determines its stability
C. Is the same for set point or load changes
D. All A , B & C.