formulae 5.0 / 5 based on 4 ratings ? PhysicsEquations and FormulaeIGCSEEdexcel Created by: gabbykCreated on: 01-04-16 16:27 10264139857 Across 1. sin critical= 1/? (10, 5) 5. input voltage / output voltage = turns primary / ? (5, 9) 7. wave speed = ? x wavelength (9) 8. pressure difference = height x ? x g (7) 9. frequency = ?/time period (3) 10. energy transferred = ? (4, 4) Down 2. speed = ?/ time (8) 3. refractive index = sin?/sin refraction (9) 4. force = change in momentum/ ? (4) 6. moment of force = ? x perpendicular distance from the pivot (5)
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