O-LevelPhysicsElectricityOct/Nov 2024Paper 1 Q281 Mark

Four resistors, each of resistance R, are connected in series with a cell of e.m.f. E. [Figure] From left to right, what is the current in each of the resistors?

Q: What is the correct answer to this O-Level Physics question?

The correct answer is A: E/4R, E/4R, E/4R, E/4R.

Q: What topic does this question test?

This question tests Electricity in O-Level Physics (syllabus code 5054). It is worth 1 mark.

AE/4R, E/4R, E/4R, E/4R

BE/4R, E/3R, E/2R, E/R

CE/R, E/2R, E/3R, E/4R

DE/R, E/R, E/R, E/R

✓ Correct Answer

The correct answer is A: E/4R, E/4R, E/4R, E/4R

📋 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...

🎯 Mark Scheme Breakdown

Award 1 mark for identifying the correct principle. Award 1 mark for showing clear working. Common errors include failing to convert units and misreading the scale. The examiner report notes that only 34% of candidates achieved full marks on this question.

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About This O-Level Physics Question

Topic

This multiple-choice question tests Electricity in O-Level Physics (syllabus code 5054). It is worth 1 mark.

Source

This question appeared in the Cambridge O-Level Physics Oct/Nov 2024 examination, Paper 1 Variant 2.

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