An incident ray makes an angle of $70^{\circ}$ with the surface of a plane mirror that reflects the ray. Find the angle of incidence.
- A$20^{\circ}$
- B$40^{\circ}$
- C$70^{\circ}$
- D$140^{\circ}$
Physics 0625 · IGCSE · Light
An incident ray makes an angle of $70^{\circ}$ with the surface of a plane mirror that reflects the ray. Find the angle of incidence.