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A radio can be turned over a frequency r...

A radio can be turned over a frequency range from `500 kHz to 1.5 MHz`. If its L-C circuit has an effective inductance of `400 (mu)H`, what is the range of its variable capacitor.

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To solve the problem of determining the range of the variable capacitor in the radio's L-C circuit, we can follow these steps: ### Step 1: Understand the relationship between frequency, inductance, and capacitance The resonant frequency \( f \) of an L-C circuit is given by the formula: \[ f = \frac{1}{2\pi\sqrt{LC}} \] Where: ...
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