Physics 0625 · IGCSE · Electric circuits

Electric circuits — practice question

(a)[1]

Define electromotive force (e.m.f.) in words.

(b(i))[3]

Calculate the power of the heater.

(b(ii))[2]

Calculate the p.d. across resistor X.

(b(iii))[2]

Calculate the current in the 10 Ω resistor.

Worked solution & mark scheme

This 8-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Energy transferred per unit charge / per coulomb” …

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