Question: Suppose a current is given by the equation l = 1.80sin 210r, where l is in amperes and t in seconds. (a) What is the

Suppose a current is given by the equation l = 1.80sin 210r, where l is in amperes and t in seconds.
(a) What is the frequency?
(b) What is the rms value of the current?
(c) If this is the current through a 42.0-Ω resistor, write the equation that describes the voltage as a function of time.

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a The angular frequency is 210 rads 2... View full answer

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