Physics 0625 · IGCSE · Light

Light — practice question

In Fig. 7.1, a converging lens and its principal axis are shown. $F_1$ and $F_2$ are the principal foci of the lens.
(a(i))[3]

On Fig. 7.1, draw two rays starting from the top of object O to find the image. Label it I.

(a(ii))[2]

Underline any three terms below that apply to the image in Fig. 7.2: diminished, enlarged, inverted, real, same size, upright, virtual.

(b)[2]

On Fig. 7.3, draw the route taken by the blue light as it enters, travels through and exits the prism.

Worked solution & mark scheme

This 7-mark question has a full step-by-step worked solution and mark scheme. One marking point: The ray from the top appears to come from $F_1$ to the lens and then leaves paraxially

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