Problem 9.19 Suppose You imbedded some free charge in a piece of glass About how would it take for …

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Problem 9.19 Suppose You imbedded some free charge in a piece of glass About how would it take for the charge long to flow to the surface? (b) Silver is an excellent conductor; but its expensive microwave Suppose you were designing experiment t0 operate at a frequency of 1010 Hz. How thick would you make the silver coatings? (c) Find the wavelength and propagation speed in copper for radio waves at MHz. Compare the corresponding values in air (Or vacuum).

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