Process Control and Instrumentation

A. Amplitude ratio
B. Reciprocal of amplitude ratio
C. Gain in P controller
D. Gain in P-I controller

A. Mercury thermometer
B. Radiation pyrometer
C. Bimetallic thermometer
D. Thermocouple

A. Haldane apparatus
B. Mass spectrometer
C. Chromatograph
D. Both B. and C.

A. 400-1600
B. 800-1600
C. 800-2500
D. 400-1000

A. Solids
B. Alkali metals
C. Natural gas
D. Isotopes

A. Load
B. Manipulated
C. Controlled
D. None of these

A. Hydrometer
B. Contact-type electric indicators
C. Displacement meter
D. Both A. and C.

A. Resistance thermometer
B. Thermocouple
C. Optical pyrometer (disappearing filament type)
D. Radiation pyrometer

A. Proportional controller
B. Proportional-derivative (PD) controller
C. Proportional-integral (PI) controller
D. Proportional integral-derivative (PID) controller

A. Product
B. Ratio
C. Sum
D. Difference