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Waves (Explain why transverse waves can be plane polarised but…
Waves
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Describe the effect on the intensity of light when viewed through a sheet of polaroid, and why it happens
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State three conditions which must be satisfied if two waves are to produce an observable interference pattern
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Describe the principle of the Doppler shift and how it can be used to determine the speed of an aircraft which is sending signals towards a receiver on the ground
-Change in frequency of the signal caused by relative movement between the source and the observer
-The size of that change relates to the speed
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