CAPE Physics Unit 2 · 2007 · Paper 1 · Question Q3
A circuit is set up as shown in the diagram. What happens to the readings on the ammeter and voltmeter if the resistance of the variable resistor is increased?
- (A)Ammeter: Increase; Voltmeter: Increase
- (B)Ammeter: Decrease; Voltmeter: Decrease
- (C)Ammeter: Increase; Voltmeter: No change
- (D)Ammeter: No change; Voltmeter: No change
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