# physics

consider an inductive circuit suppose we want the current amplitude in a radio receiver to be 250*10^-6 A when the voltage amplitude is 3.6V at a frequency of 1.6MHz. what inductance reactance is needed?what inductance is needed?

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1. a. Xl = E/I = 3.6/2.5*10^-4 = 1.44*10^4 Ohms.

b. Xl = 2pi*F*L = 14,400, L = 14,400/(6.28*1.6*10^6) = Henrys.

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posted by Henry

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