Electricity & Magnetism
Capacitors in Parallel
Equivalent capacitance for parallel connection.
Variables
C_eqF
Equivalent capacitance
Total capacitance
C₁F
Capacitance 1
First capacitor
C₂F
Capacitance 2
Second capacitor
Derivation
Same voltage: Q = Q₁ + Q₂ = C₁V + C₂V.
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Common questions
What is the Capacitors in Parallel formula?
Capacitors in Parallel is written Cₑq = C₁ + C₂ + .... Equivalent capacitance for parallel connection. It belongs to Electricity & Magnetism, under Capacitance.
What are the units in Cₑq = C₁ + C₂ + ...?
In SI units, C_eq is equivalent capacitance, measured in A²·s⁴/(kg·m²); C₁ is capacitance 1, measured in A²·s⁴/(kg·m²); C₂ is capacitance 2, measured in A²·s⁴/(kg·m²).
How is the Capacitors in Parallel formula derived?
Same voltage: Q = Q₁ + Q₂ = C₁V + C₂V. The result is Cₑq = C₁ + C₂ + ....