A-LevelPhysicsWavesMay/June 2014Paper 1 Q241 Mark

The diagram shows a vertical cross-section through a water wave moving from left to right. [Figure 24.1] At which point is the water moving upwards with maximum speed?

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

The correct answer is C: Point C on the wave, descending..

Q: What topic does this question test?

This question tests Waves in A-Level Physics (syllabus code 9702). It is worth 1 mark.

APoint A on the wave, near the trough.

BPoint B on the wave, at the crest.

CPoint C on the wave, descending.

DPoint D on the wave, at the trough.

✓ Correct Answer

The correct answer is C: Point C on the wave, descending.

📋 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 A-Level Physics Question

Topic

This multiple-choice question tests Waves in A-Level Physics (syllabus code 9702). It is worth 1 mark.

Source

This question appeared in the Cambridge A-Level Physics May/June 2014 examination, Paper 1 Variant 2.

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