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A 2000 Hz, 20 volt source is connected t...

A 2000 Hz, 20 volt source is connected to a resistance of 20 ohm, an inductance of `0.125//pi` H and a capacitance of `500/pi` nF all in series. Calculate the time (in seconds) in which the resistance `("thermal capacity"=100 "joule"/.^(@)C)` will get heated by `10^(@)C`. (Assume no loss of heat)

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