O-LevelPhysicsElectricity5054/11 · May/June 2015 · Q301 Mark
Three identical cells are connected in parallel to a resistor. What is the advantage of using three cells in parallel, rather than using a single cell?
AEach cell produces more energy.
BEach cell supplies more charge.
CEach cell takes longer to run down.
DThe total electromotive force (e.m.f.) is larger.
✓ Correct answer
C: Each cell takes longer to run down.
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