Most AC ammeters use a ______________________________ to change scale values instead of shunts, which can be used to increase range but cannot be used to decrease range.
Correct Answer:
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Q16: When a toroid current transformer is used
Q17: The test instrument used to measure voltage
Q18: The _ is used to measure resistance.
A)
Q19: If a DC voltmeter is connected to
Q20: AC/DC ammeters use the _ effect as
Q22: When reading an ohmmeter scale, the value
Q23: A low-impedance voltage tester has a very
Q24: A _ is a device used to
Q25: The _ is the ratio of the
Q26: When a large amount of AC current
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