O-LevelPhysicsElectricity5054/11 · May/June 2013 · Q321 Mark
A cell is connected in series with an ammeter and a lamp. The reading on the ammeter is 1 A. In which circuit, using identical lamps, ammeters and cells, is the reading on the ammeter 2 A?
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Acircuit diagram showing two cells connected in parallel and two lamps connected in parallel, with an ammeter in the main circuit.
Bcircuit diagram showing two cells connected in series and one lamp, with an ammeter in the series circuit.
Ccircuit diagram showing two cells connected in parallel and two lamps connected in series, with an ammeter in the main circuit.
Dcircuit diagram showing two cells connected in series and two lamps connected in parallel, with an ammeter in the main circuit.
✓ Correct answer
D: circuit diagram showing two cells connected in series and two lamps connected in parallel, with an ammeter in the main circuit.
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