Important Equations in Physics for IGCSE course

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inside the same medium called (TIR) eg optical fibre 19 Electromagnetic Spectrum: travel in vacuum, oscillating electric and magnetic fields ←λ (decrease) and f (increase) λ (increases) and f (decrease)→ Gammas rays X-Rays Ulra violet rays Visible (light) rays Infrared rays Micro waves Radio waves 20 Gamma rays: for killing cancer cells

  Field, Killing, Inside