Skip to content
PhysRef
Physics reference
Home
Formulas
Search
Constants
Tools
Saved
Category
Waves
Intensity-Amplitude Relation
I
∝
A
2
Intensity proportional to amplitude squared.
Save
Share
Copy
Print
Variables
I
Intensity
Wave intensity
W/m²
A
Amplitude
Wave amplitude
m
Derivation
Energy ∝ A², power = energy/time ∝ A².
Your notes
Save note
0/5000