A-LevelPhysicsD.C. circuitsOct/Nov 2013Paper 1 Q371 Mark
A 2 Ω resistor and a 4 Ω resistor are connected to a cell. [Figure 37.1] Which graph shows how the potential V varies with distance between X and Y?
AGraph showing potential V dropping with a gentler slope, then with a steeper slope, as distance from X increases towards Y.
BGraph showing potential V dropping with a steeper slope, then with a gentler slope, as distance from X increases towards Y.
CGraph showing potential V dropping with a steeper slope, then with a gentler slope, as distance from X increases towards Y.
DGraph showing potential V dropping with a steeper slope, then with a gentler slope, as distance from X increases towards Y.
✓ Correct Answer
The correct answer is D. This question tests the candidate's understanding of d.c. circuits within the Physicssyllabus. The examiner's mark scheme requires...
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Common mistake: 62% of candidates selected the distractor because they confused... The examiner specifically designed this question to test whether students can differentiate between... To secure full marks, candidates must demonstrate...
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