WAEC Physics 2016 Objective — Question 39
Question 39 of 50 from the West African Examinations Council (WAEC) Physics 2016 Objective paper, with the correct answer and a full explanation.
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39. Two different materials, rubbed against each other, acquire opposite charges when separated. This is an example of charging by A. induction B. friction C. conduction D. convection
- A. induction
- B. frictionCorrect
- C. conduction
- D. convection
Explanation
Charging by friction/rubbing: when two objects are rubbed against each other, electrons move from one object to the other, resulting in opposite charges. This is charging by friction.
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