When measuring AC current flow, you must always connect the meter _____.
所属题库：二管轮
题目介绍:
WhenmeasuringACcurrentflowyoumustalwaysconnectthemeter_____.,
in series with the power source and load?in parallel with the power source and load?insuring correct polarity?using the lowest range possible to prevent instrument damage? 本题为最佳选择题收录于二管轮题库中。
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