When measuring AC current flow, you must always connect the meter _____.

A.in series with the power source and load

B.in parallel with the power source and load

C.insuring correct polarity

D.using the lowest range possible to prevent instrument damage

请帮忙给出正确答案和分析，谢谢！

参考答案

您可能感兴趣的试题

The term flood current refers to that time when the water （).A.is flowing towards the land

答案解析
When an electric current flows through a wire, a magnetic field appears around the wire.A．

答案解析
When the current flow through a copper wire increases, its _____.A.resistance will decreas

答案解析
Obama would take the following measure to improve the current situation EXCEPTA．imposing l

答案解析
Too much electric current may flow into a circuit as a result either of a fault in the cir

答案解析
Which of the following is NOT mentioned as a measure to control the flows of immigration？A

答案解析