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Charles's Law

Calculate Charles's Law instantly. Free online calculator with the exact formula, a worked example, and metric units. No signup required.

Charles's Law

V₁L
T₁K
T₂K
V₂
2.7326L
V₁/T₁ = V₂/T₂Calculate Charles's Law instantly. Free online calculator with the exact formula, a worked example, and metric units. No signup required.

More about: Charles's Law

What it calculates

The “Charles's Law” calculator computes V₂ in L from 3 parameters: v₁ (L), t₁ (K), t₂ (K).

A standard physics formula used in educational and engineering tasks.

Example calculation

With parameters V₁ = 2 L, T₁ = 273 K, T₂ = 373 K the result is 2.73 L (V₁/T₁ = V₂/T₂).

How to use

  1. Enter the parameter values — every field above is adjustable with a slider.
  2. The result and related metrics are calculated automatically as you type.
  3. Use the additional metrics shown (if any) where needed.
  4. Copy the result or bookmark the page.

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