# Question

A coil in a 60-Hz circuit has a resistance of and an inductance of 0.45 H. Calculate

(a) The coil’s reactance and

(b) The circuit’s impedance.

(a) The coil’s reactance and

(b) The circuit’s impedance.

## Answer to relevant Questions

How much ac rms current must be in a 10-Ω resistor to produce an average power of 15 W? A series RLC circuit has a resistance of 25-Ω, an inductance of 0.30 H, and a capacitance of 8.0μF. (a) At what frequency should the circuit be driven for the maximum power to be transferred from the driving source? (b) ...A coil with a resistance of and an inductance of 0.15 H is connected to a 120-V, 60-Hz source. (a) Is the phase angle of this circuit (1) positive, (2) zero, or (3) negative? Why? (b) What is the phase angle of the ...A series RLC radio receiver circuit with an inductance of is tuned to an FM station at 98.9 MHz by adjusting a variable capacitor. When the circuit is tuned to this station, (a) What is its inductive reactance? (b) What is ...The voltage across a 10-Ω resistor varies as V = (170 V) sin (100 πt). (a) Is the current in the resistor (1) in phase with the voltage, (2) ahead of the voltage by 90o, or (3) lagging behind the voltage by 90o? (b) ...Post your question

0