Unformatted text preview: 5.? Frequency vs. Fewer in an LED Circuit The light bulb has a resistance R, and the emf drives the circuit with a ﬁequencjr re. The light bulb glaws mast
brightly at: E 3-53
e very law ﬁequeneies
very high frequencies.
the ﬁ'equencyw =1fﬂ Answer: 2. At sen; high ﬁequencies, the capaeiter has
essentially; eera impedance and the inductar essentially; infinite impedance and st: the current thraugh the light bulb is largest. ...
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- Fall '08