Online Analyzers Questions & Answers
Online Analyzers Questions & Answers 1. Conductivity and pH measurement are: a. Two different techniques b. Similar in operation c. identical but given different names d. Two techniques that use…
MCQ on Flow Measurement
MCQ ON Flow Measurement 1.A differential pressure transmitter is calibrated 0 to 80 inches of water and transmits a 4 to 20 mA dc signal. This transmitter is placed across…
Split-Range, Auto-Selector, Ratio & Cascade Systems
Split-Range Control System Questions, Auto-Selector Questions, Ratio Control System Questions & Cascade Control System Questions. 1. An auto-selector control system should be considered when a. The process has more controlled…
Feedback Control Loop Questions & Answers
Feedback Control Loop Questions & Answers 1. With adequate gain and inphase feedback any system will: a. Drift b. Oscillate c. Increase amplitude d. Degenerate Answer: b 2. The natural…
Top 1000 Analytical Instrumentation Questions & Answers
Top 1000 Analytical Instrumentation Questions & Answers 1. Colorimetry and Spectrometry Spectral Method of Analysis UV Visible Spectrometers Absorption Instrumentation Single & Double Beam Instruments IR Instrumentation Infrared Spectrometers Atomic…
Process Control Questions & Answers
Process Control Questions & Answers 1. With a proportional-only controller, if measurement rules set point, the output will be: a. 0 b. 100 percent c. 50 percent d. Impossible to…
Feedforward Control Questions and Answers
Feedforward Control Questions & Answers 1. The feedback control system: a. Cannot make corrections until a measurable error exists b. Makes a change in output which is the differentiated error…
Actuators Questions and Answers
Actuators Questions and Answers 1. A valve positioner : a. Takes the place of a cascade control system b. Provides more precise valve position c. Makes a pneumatic controller in…
PLC Controls a Valve Video
Learn How PLC Controls a Simple ON-OFF Valve or a Shutdown valve. Watch the below Video : USE EARPHONES 
Pressure based Flow Meters
Pressure based Flow Meters like differential pressure transmitters are used to measure the pressure drop to calculate equivalent flow rate.
