Instrumentation and Control MCQs
Practice free Instrumentation and Control multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 106 questions — no login required.
Question 82easy
Which measurement is a good guide to the quality of the water :
Question 83easy
Spectrophotometer is used to :
Question 84easy
The change in length of humidity sensitive elements is measured by :
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Question 85easy
The orsat apparatus is used for measuring:
Question 86easy
The error caused in vibration measuring equipment due to non compliance (not stiff) of bond made between sensor and the surface it is mounted is called :
Question 87easy
Machine health monitoring is mainly based on measurement of :
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Question 88easy
Mass-spring seismic sensors measure directly the :
Question 89easy
An operation which, in the presence of a disturbing influence, tends to reduce the difference between the actual state of a system and an arbitrarily varied desired state and which does so on the basis of this difference, is called :
Question 90easy
An apparatus which measures the value of a quantity or condition which is subject to change with time, and operates to maintain within limits this measured value, is called