Physics 5054 · O Level · Reflection of light

Reflection of light — practice question

A ray of light is incident on a plane mirror with an angle of incidence of $20^\circ$. The angle of incidence is then raised by $5^\circ$. What is the new angle between the incident ray and the reflected ray?

  • A$10^\circ$
  • B$25^\circ$
  • C$45^\circ$
  • D$50^\circ$

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