Instrumentations - Study guides, Class notes & Summaries

4th Class Power Engineering Unit A9: Energy Plant Instrumentation and Controls Questions with Verified Solutions A _________ controls the flow of air through ducts or wall openings: Select one: a. damper b. control valve c. fan d. pilot a In a simple control system a process variable is measured and: Select one: a. compared with a set point value b. compared with normal operating trends c. charted in a graph d. charted in the CPU a This type of PLC cannot be expanded: ...

Instrumentation NMTCB Practice with Certified Solutions What is a gamma camera crystal made of? Sodium iodide activated with thallium What is the purpose of the crystal in a gamma camera? To absorb gamma (γ) rays and convert them into visible-light photons What is the mechanism by which gamma (γ) rays interact with a gamma camera crystal? Photoelectric effect or Compton scattering. What is the relationship between the energy of an absorbed gamma (γ) ray and the amount of light produced by...

BOMA-Instrumentation & Controls Questions and Answers Graded A+ A submaster controller resets the set point of the master controller. False Normally open refers to a controlled device that opens when no operating force is applied. True A P.E. Switch is used to change an electrical signal to a pneumatic output. False Moisture and dirt are detrimental to the operation of pneumatic control systems. True A static pressure regulator senses the pressure in the plenum the regulator contro...

Instrumentation Tech V4 Version 1 Exam Tested Questions & Revised Correct Answers A Technology bypassing conventional I/O by using direct communications between smart field devices and associated control processors is: - ANSWER : Fieldbus. Redundant controllers in a distributed control system reside: - ANSWER : As a hot standby at the central processor. The ultimate period method for tuning a controller was first proposed by: - ANSWER : Ziegler and Nichols. One method of oxyge...

CNIM Instrumentation questions and answers (latest update with verified solutions).

NCCER (Instrumentation) MULTIPLE 232 QUESTIONS AND ACCURATE SOLUTIONS RATED A.

NCCER (Instrumentation) EXAM BANK 390 QUESTIONS with VERIFIED SOLUTIONS RATED A.

Radiation exposure rates are measured by Ans: Survey meters Contamination surveys can be performed with Ans: A Geiger Muller counter A Geiger Muller counter is appropriate for contamination surveys because it Ans: Has a rapid response time and can detect a wide range of exposure rates A Geiger Muller counter meets the NRC requirement for facilities to have Ans: A survey meter capable of detecting exposure rates from 0.1 millirems per hour to one hundred millirems per hour GM counters m...

BOMA- Instrumentation & Controls(questions and answers)

9 - PERIODONTAL INSTRUMENTATION QUESTIONS WITH COMPLETE SOLUTIONS