Question | Answer |
Charge distribution on a conductor | Outside of a conductor (because like charges repel) |
Accumulation of charge on a conductor | Where the conductor is most pointed |
Point discharge | Ions in the air are either strongly attracted or repelled from the tip of a charged conductor and move towards or away from it |
Application of point discharge | Lightning conductors |
Demonstration of point discharge | Van de Graaff generator |
Components of a Van de Graaff generator | Smooth metal dome, rubber belt, two metal combs |
Factors determining the voltage of the Van de Graaff generator | Size of the dome; Quality of the insulating pillars supporting it |
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