At what frequency will an 80.0-mH inductor have an inductive reactance of 100 02? 765 Kz 256.8 Hz 1000 Hz 198.9 Hz

A series RLC circuit has resistance R = 50.0 and inductance L. = 0.500 H. (a) Find the circuits capacitance C if the voltage source operates at a frequency of f = 60.0 Hz and the impedance is Z = R = 50.0 . (b) What is the phase angle between the current and the voltage?

In a purely inductive AC circuit as shown in Figure P21.15, Vmax = 100. V. (a) The maximum current is 7.50 A at 50.0 Hz. Calculate the inductance L. (b) At what angular frequency is the maximum current 2.50A? Figure p21.15

A 1.5k resistor and 30-mH inductor are connected in series, as below, across a120-V(rms)ac power source oscillating at 60-Hz frequency. (a) Find the current in the circuit. (b) Find the voltage drops across the resistor and inductor. (C) Find the impedance of the circuit. (d) Find the power dissipated in the resistor. (e) Find the power dissipated in the inductor. (1) Find the power produced by the source.

An RLC series circuit consists of a 10 resistor, an 8.0F capacitor, and a 50-mH inductor. A 110-V (rms) source of variable frequency is connected across the combination. What is the power output of the source when its frequency is set to one-half the resonant frequency of the circuit?

Calculate the reactance of a 5.0F capacitor at (a) 60 Hz, (b) 600 Hz, and (c) 6000 Hz.

What is the self-inductance of an LC circuit that oscillates at 60 Hz 1ien the capacitance is 10 F ?

An RLC circuit has resistance R = 225 and inductive reactance XL. = 175 . (a) Calculate the circuits capacitive reactance XC if its power factor is cos = 0.707. Repeat the calculation for (b) cos = 1.00 and (c) cos = 1.00 102.

A 20-mH inductor is connected across an AC source with a variable frequency and a constant-voltage amplitude of 9.0 V. (a) Determine the reactance of the circuit and the maximum current through the inductor when the frequency Is set at 20 kHz. (b) Do the same calculations for a frequency of 60 Hz.

At s1iat frequency is the reactance of a 20F capacitor equal to that of a 10-mH inductor?