Waves Formulas Flashcards by Glenn Dodoo

Q

Speed(of waves)

A

frequency × wavelength

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Q

Refractive index

A

speed of light in vacuum ÷ speed of light in medium
OR
sin i(angle of incidence) ÷ sin r(angle of refraction)

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Q

sin c(critical angle)

A

1 ÷ n(refractive index)

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