Photon Momentum from Wavelength
p = h / λ
What it says
Light carries momentum despite having no mass, which is what makes solar sails work.
Symbols
| Symbol | Quantity | Dimension |
|---|---|---|
p | Momentum (kg·m/s) | M L T^-1 |
λ | Wavelength (m) | L |
Work it out
Enter what you know. No account needed.
Fill in all but one: λ, p are all empty.
Filed under Quantum · derive through it in the explorer