A-LevelPhysicsElectricityMay/June 2015Paper 1 Q331 Mark
Which statement is not valid?
ACurrent is the speed of the charged particles that carry it.
BElectromotive force (e.m.f.) is the energy converted to electrical energy from other forms per unit charge.
CThe potential difference (p.d.) between two points is the work done per unit charge when moving charge from one point to the other.
DThe resistance between two points is the p.d. between the two points per unit current.
✓ Correct Answer
The correct answer is A. This question tests the candidate's understanding of electricity within the Physicssyllabus. The examiner's mark scheme requires...
📋 Examiner Report & Trap Analysis
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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