RL Time Constant (L, mH, R, Ω)

Calculate RL Time Constant instantly with the exact formula and a worked example.

RL Time Constant

L, mH
R, Ω
τ (time constant)
0.001s
Calculate RL Time Constant instantly with the exact formula and a worked example.

More about: RL Time Constant (L, mH, R, Ω)

What it calculates

The “RL Time Constant (L, mH, R, Ω)” calculator computes τ (time constant) in s from 2 parameters: l, mh, r, ω.

A standard physics formula used in educational and engineering tasks.

Example calculation

With parameters L, mH = 100, R, Ω = 100 the result is 0.001 s.

How to use

  1. Enter l, mh and r, ω — each field above is adjustable with a slider.
  2. τ (time constant) (s) is calculated automatically as you type.
  3. Check the worked example below to see the formula applied to real numbers.
  4. Copy the result or bookmark this calculator.

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FAQ

How is RL Time Constant (L, mH, R, Ω) calculated?
The RL Time Constant (L, mH, R, Ω) calculator computes τ (time constant) (in s) from l, mh, r, ω. Enter your values above and the exact formula is applied instantly; a worked example with real numbers is shown below.
Is the RL Time Constant (L, mH, R, Ω) calculator free?
Yes. It is completely free, needs no signup, runs entirely in your browser, and sends no data to any server.

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