GCAA CAR-66 B2 Exam Practice Questions - UAE GCAA CAR-66 Aircraft Maintenance Engineer Licence - Category B2 (Avionics) Exam

What is the primary function of a Wheatstone bridge circuit as used in aircraft instrumentation?

To rectify alternating current to direct current To accurately measure an unknown resistance by balancing the bridge To amplify a small DC voltage To store electrical charge for later release

Correct Answer:

To accurately measure an unknown resistance by balancing the bridge

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