Physics 5054 · O Level · Electrical charge

Electrical charge — practice question

Plastic and wool act as insulating materials. When samples of plastic and wool are rubbed together, electrons are transferred. Which row indicates the direction of electron transfer and the final charge on each material?

  • Aplastic gains electrons; wool loses electrons; final charge on plastic: neutral; final charge on wool: positive
  • Bplastic gains electrons; wool loses electrons; final charge on plastic: negative; final charge on wool: positive
  • Cplastic loses electrons; wool gains electrons; final charge on plastic: negative; final charge on wool: positive
  • Dplastic loses electrons; wool gains electrons; final charge on plastic: positive; final charge on wool: neutral

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