Exam (elaborations)
7407_2_QP_Physics_AS_14Oct21_AM__1_.pdf (2)
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A student investigates stationary waves using microwaves. Figure 1 shows a metre ruler fixed to a bench. The student places a microwave transmitter T at one end of the ruler and a vertical metal reflector R at the other end. R is at a right angle to the ruler. Figure 1 The student places a mi...
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