Electrical Engineering · Electrical Measurements and Instrumentation
A Permanent Magnet Moving Coil (PMMC) ammeter:
- 1is used primarily for the measurement of alternating current (AC)
- 2produces a deflecting torque proportional to I2, where I is the current
- 3is used for the measurement of both alternating and direct currents
- 4is used only for the measurement of direct current (DC)✓
Correct answer
is used only for the measurement of direct current (DC)
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