Stokes' law

noun

Definition of Stokes' law 

1 : a law in physics: the frequency of luminescence excited by radiation does not exceed that of the exciting radiation

2 : a law in physics: the force required to move a sphere through a given viscous fluid at a low uniform velocity is directly proportional to the velocity and radius of the sphere

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History and Etymology for Stokes' law

after Sir George G. Stokes

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