A-Level Physics OCR A H556

6.2.1: Point and spherical charges

#6.2.1a

electric fields are due to charges

#6.2.1b

modelling a uniformly charged sphere as a point charge at its centre

#6.2.1c

electric field lines to map electric fields

#6.2.1d

electric field strength; E=FQE = \dfrac{F}{Q}

6.1.3
Charging and discharging capacitors
6.2.2
Coulombs law
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