Active & Passive instruments - Examples.

Q.  Instruments are subdivided into active and passive based on whether the output of instrument is produced by the quantity being measured simply changes the magnitude of some external power source. The pressure measuring device and the float - type petrol tank level indicator are example of
- Published on 10 Sep 15

a. Active instruments
b. Passive instruments
c. Former is active instrument and later is passive instrument
d. Former is passive instrument and later is active instrument

ANSWER: Former is passive instrument and later is active instrument

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