A levels Phys chap 7 & 8, waves & superposition
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5 Terms
1
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What is a progressive wave?
A wave that transfers energy without the transfer of matter
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Or
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An oscillation in accompanied with by the transfer of energy through space
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Or
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An oscillation in accompanied with by the transfer of energy through space
2
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What is the difference between a transverse and longitudinal wave?
Transverse waves: displacement is perpendicular to wave direction.
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Longitudinal waves: displacement is ^^parallel^^ to wave direction.
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Longitudinal waves: displacement is ^^parallel^^ to wave direction.
3
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What are the formulas for diffraction grating and Young’s double slit?
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What is Malus’s Law?
The intensity of a plane-polarized light passing through an analyzer varies with the square of the cosine of the angle between the transmission axis between the polarizer and analyzer
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What is an antinode?
The position of a stationary wave where maximum amplitude occurs