Leumas Physics

Photoelectric Threshold Frequency

f_0 = W_f / h

What it says

Below this frequency no light, however bright, frees an electron.

Symbols

SymbolQuantityDimension
f_0Threshold frequency (Hz)T^-1
W_fWork function (J)M L^2 T^-2

Work it out

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Fill in all but one: W_f, f_0 are all empty.

Connects to

Filed under Quantum · derive through it in the explorer