CAIE IGCSE Physics 3.2.1.3 For Reflection the Angle of Incidence Questions

Practise applying the law of reflection to mirror diagrams, angle calculations, ray directions and reflected light paths.

Exam points

Calculate and construct plane-mirror reflections, using equal incidence and reflection angles and correct angle conventions.

[Maximum number: 1]

The angle of incidence of a ray of light incident on a plane mirror is gradually increased.
To the nearest degree, what is the maximum possible angle between the incident and reflected rays?

$0^{\circ}$

$45^{\circ}$

$90^{\circ}$

$180^{\circ}$

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CAIE IGCSE Physics 3.2.1.3 For Reflection the Angle of Incidence Questions question 1