A-LevelPhysicsOscillationsOct/Nov 2011Paper 1 Q261 Mark
The diagram shows two sinusoidal waveforms. [Figure 26.1] At time t = 0 the waves are in phase. At the dotted line, t = 18s. At which time is the phase difference between the two oscillations ¼ of a cycle?
A4.0 s
B4.5 s
C8.0 s
D9.0 s
✓ Correct Answer
The correct answer is B. This question tests the candidate's understanding of oscillations within the Physicssyllabus. The examiner's mark scheme requires...
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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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