A-LevelPhysicsOscillationsMay/June 2018Paper 4 Q28 Marks
A metal plate is made to vibrate vertically by means of an oscillator, as shown in Fig. 2.1. [Figure 2.1] Some sand is sprinkled on to the plate. The variation with displacement y of the acceleration a of the sand on the plate is shown in Fig. 2.2. [Figure 2.2]
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