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Electrical and electronics measurements miscellaneous

Electrical and Electronics Measurements

  1. If an analog PMMC, 0 – 10 A ammeter is provided with no controlling mechanision and the moving parts are free to rotate, what will be the reading of the instrument if a current of 1 A (d.c.) passed through the moving coil (t or que produced is sufficient to overcome the frictional losses)?
    1. 1 A
    2. 10 A
    3. The pointer will continuously rotate
    4. The pointer will remain stationary
Correct Option: C

NA



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