2. Electric Field and Electric Potential plus 3. Electric Potential Due to Point Charges and Uniform Fields (22 must-know questions).
4 Gauss's law (18 must-know questions).
5. Fields and potentials of other charge distributions (8 must-know questions).
6. Electrostatics with Conductors (12 must-know questions).
7. Capacitors (11 must-know questions).
8. Dielectrics (5 must-know questions).