Electrostatics

EXAMPLE 1 A 70 mF capacitor is connected to a 150 volt d.c. supply. Calculate the charge stored in the capacitor.

Q = C × U = 70 × 10−6 × 150 = 0.0105 coulombs

Enter into calculator 70 × EXP − 6 × 150 = Energy stored is in watts or Joules.