Chapter 15 of 36
Formula Sheet
Capacitors — Formula Sheet
JEE Mains · Physics
Free Capacitors formula sheet for JEE Mains Physics 2026 — all important formulas, equations, and constants for quick reference.
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Important formulas and equations from Capacitors for JEE Mains Physics.
Formulas — Capacitors
Capacitance of Conductors
C = q/VC = 4πε₀RTypes of Capacitors and Their Capacitance
C = ε₀A/dC = Kε₀A/dC = ε₀A / (d − t + t/K)C = ε₀A / (t₁/K₁ + t₂/K₂ + ... + tₙ/Kₙ)C = 4πε₀(ab)/(b−a)Energy Stored in Capacitors
U = q²/2C = ½CV² = ½qVu = ½ε₀KE²V_common = (q₁ + q₂)/(C₁ + C₂) = (C₁V₁ + C₂V₂)/(C₁ + C₂)ΔU = C₁C₂(V₁−V₂)² / [2(C₁+C₂)]Capacitors in Series and Parallel
1/C_eq = 1/C₁ + 1/C₂ + 1/C₃ + ...C_eq = C₁ + C₂ + C₃ + ...V₁ = C₂V/(C₁+C₂); V₂ = C₁V/(C₁+C₂)q₁/q₂ = C₁/C₂ (parallel); q₁ = q₂ = q (series)Get the complete formula sheet with derivations — continue in Super Tutor
Frequently Asked Questions
What topics are covered in Capacitors for JEE Mains?
Capacitors is an important chapter in JEE Mains Physics. It covers key concepts and formulas that are frequently tested in the exam. Key topics include: Capacitance and Isolated Conductors, Energy Storage and Redistribution, Parallel Plate Capacitor, Capacitors in Series and Parallel.
How important is Capacitors for JEE Mains?
Capacitors is a frequently tested chapter in JEE Mains Physics. Questions from this chapter appear regularly in previous year papers. There are 73 practice questions available for this chapter.
How to prepare Capacitors for JEE Mains?
Start by understanding the core concepts, then solve practice questions. Focus on formulas and their applications. Use revision notes for quick review before the exam.
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