Physics
Reduced Mass Calculator
Two-body reduced mass μ = m₁ m₂ / (m₁ + m₂).
Free to use — no sign-up or login.
Reduced mass μ
kg
Amortization schedule
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This free Reduced Mass Calculator covers Two-body reduced mass μ = m₁ m₂ / (m₁ + m₂).
Reduced mass converts a two-body problem into an equivalent one-body problem. Related physics tools sit beside How it works, with no account required.
Using the Reduced Mass Calculator
Two-body reduced mass μ = m₁ m₂ / (m₁ + m₂). Typical inputs are Mass m₁ (kg) and Mass m₂ (kg). How it works beside the form states the identity the Reduced Mass Calculator applies.
FAQ
How do I use the Reduced Mass Calculator?
Open the Reduced Mass Calculator, fill Mass m₁ (kg) and Mass m₂ (kg), and read the result. Multiply the masses and divide by their sum.
What formula does the Reduced Mass Calculator use?
The Reduced Mass Calculator uses the identity in How it works. In words: Multiply the masses and divide by their sum.