Question:-
93. Which one of the following statements regarding the permanent magnet moving coil instruments is NOT true?
Option (A)
The relationship between coil current and deflection is not governed by the pole shape of the magnet
Option (B)
The instruments can measure the sum of two currents using two planar coils
Option(C)
The instruments can measure the ratio of two currents using two crossed coils
Option(D)
The instruments cannot measure the rms values of ac currents
Correct Option:
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question-answer-faq-2593