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Sticky Note
Wheatstone bridge is ______?
وہٹ اسٹون برج ______ ہے؟
  1. Instrument
  2. Electrical device
  3. Circuit
  4. None of these
Explanation
  • A Wheatstone bridge is an electrical circuit used to measure unknown resistance by balancing two legs of a bridge circuit.
  • It operates on the principle of null deflection.
  • It is widely used in precise resistance measurements.

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