Physics 0625 · IGCSE · Electrical quantities

Electrical quantities — practice question

The diagram shows a circuit with a break between points P and Q. Four metal wires made from the same material are connected one after another between points P and Q in the circuit. The table lists the diameters and lengths of the wires. In which wire is the current greatest?

    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