Physics 0625 · IGCSE · Light

Light — practice question

A beam of light enters a glass block with an angle of incidence of $46^\circ$. It is refracted at an angle of refraction of $26^\circ$. What is the refractive index of the glass?

  • A$0.57$
  • B$0.61$
  • C$1.64$
  • D$1.77$

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