A-LevelPhysicsSuperpositionMay/June 2022Paper 1 Q271 Mark
A stationary wave on a stretched string is set up between two points P and T. [Figure 27.1] Which statement about the stationary wave is correct?
APoint R is at a node.
BPoints Q and S vibrate in phase.
CThe distance between P and T is three wavelengths.
DThe wave transfers energy from P to T.
✓ Correct Answer
The correct answer is B. This question tests the candidate's understanding of superposition 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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