A-LevelPhysicsWavesOct/Nov 2011Paper 1 Q271 Mark

A sound wave is set up in a long tube, closed at one end. The length of the tube is adjusted until the sound from the tube is loudest. What is the nature of the sound wave in the tube?

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

The correct answer is B: longitudinal and stationary.

Q: What topic does this question test?

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

Alongitudinal and progressive

Blongitudinal and stationary

Ctransverse and progressive

Dtransverse and stationary

✓ Correct Answer

The correct answer is B: longitudinal and stationary

📋 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 Oct/Nov 2011 examination, Paper 1 Variant 2.

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