Physics 0625 · IGCSE · Electric circuits

Electric circuits — practice question

The diagram illustrates a logic gate. Which combinations of inputs at $P$ and $Q$ produce an output of $0$ at $R$?

  • A$P=0, Q=0$
  • B$P=0, Q=1$
  • C$P=1, Q=0$
  • D$P=1, Q=1$

Worked solution & mark scheme

This 1-mark question has a full step-by-step worked solution and mark scheme.

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI