Physics (AS & A Level) · Oct / Nov 2020 · Paper 12 · Question 38
A voltmeter is connected into a circuit with the polarity shown in the diagram. The sliding contact is moved to end P of the potentiometer and then to end Q. What are the two readings of the voltmeter?
- A0 V, 3 V
- B0 V, 6 V
- C3 V, 3 V
- D3 V, 6 V
As printed in the paper
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Correct answer: D. 3 V, 6 V
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