Particulate Nature of Matter B.5 Electric Circuits (id: eb9cf4c53)

本题目来源于试卷: Particulate Nature of Matter B.5 Electric Circuits，类别为 IB物理学

[填空题]
Three resistors with5 3hbt2l8tzk1 nwa,x q resistancel/hh k dwvbkgx3 97u;:s $10\,Ω$,$20\,Ω$ and $30\,Ω$ are connected with two cells as shown.

The switch is in the open position shown, and both the ammeter and voltmeter are ideal.

1.State what is meant by electromotive force.

2.Determine the reading of the voltmeter. V=   $V$

3.The]3.The]4.With the switch remaining closed, the ammeter is replaced with a non-ideal meter.

Determine how this affects the reading of the voltmeter. Justify your answer.

参考答案:
空格1: 7.2  空格2: 5 


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