Medical Physics Formula Flashcards 0.0 / 5 ? PhysicsMedical PhysicsGCSEAQA Created on: 06-11-13 18:10 Distance (s) between oscilloscope pulses: s (distance) = v (speed in m/s) x t (time in s) (s = v / t). 1 of 5 Refractive index (n) of transparent material: refractive index (n) = sin i / sin r. 2 of 5 Magnification of lens: magnification = image height / object height. 3 of 5 Power (D) of lens: power (D) = 1 / focal length in m (p = 1/f). 4 of 5 Refractive index relating to critical angle: refractive index = 1 / sin c. 5 of 5
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