Physics 0625 · IGCSE · Electric circuits

Electric circuits — practice question

(a(i))[1]

State the name of the logic gate shown.

(a(ii))[2]

Complete the truth table for the logic gate displayed in Fig. 11.2.

(b)[3]

Complete the table to show the logic states at A, B, C, D and E when the strongroom door is able to open.

Worked solution & mark scheme

This 6-mark question has a full step-by-step worked solution and mark scheme. One marking point: “AND logic gate” …