A-LevelPhysicsSuperpositionMay/June 2019Paper 2 Q411 Marks
4 (a) For a progressive water wave, state what is meant by: (b) Two coherent waves X and Y meet at a point and superpose. The phase difference between the waves at the point is 180°. Wave X has an amplitude of 1.2cm and intensity I. Wave Y has an amplitude of 3.6cm.
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