12:49AC Theory: How to Calculate Impedance and Construct an Impedance TriangleJoe Robinson Training515views
08:47AC current impedance - Alternating Voltage for inductors, capacitorsPhysics Videos by Eugene Khutoryansky298views
Multiple ChoiceAn AC source operates at a maximum voltage of 120 V and an angular frequency of 377 s-1 . If this source is connected in parallel to a 15 Ω resistor and in parallel to a 0.20 mF capacitor, answer the following questions: a) What is the maximum current produced by the source? b) What is the maximum current through the resistor? c) What is the maximum current through the capacitor?309views1rank
Textbook QuestionYou have a 200-Ω resistor, a 0.400-H inductor, and a 6.00-μF capacitor. They are connected to form an L-R-C series circuit. (b) What is the current amplitude?283views
Textbook QuestionYou have a 200-Ω resistor, a 0.400-H inductor, and a 6.00-μF capacitor. They are connected to form an L-R-C series circuit. (a) What is the impedance of the circuit?364views
Textbook QuestionYou have a 200-Ω resistor, a 0.400-H inductor, and a 6.00-μF capacitor. Suppose you take the resistor and inductor and make a series circuit with a voltage source that has voltage amplitude 30.0 V and an angular frequency of 250 rad/s. (a) What is the impedance of the circuit?1035views
Textbook Question(II) An inductance coil operates at 240 V (rms) and 60.0 Hz. It draws 10.8 A (rms). What is the coil’s inductance?21views
Textbook QuestionWhat is the reactance of an 8.4-μF capacitor at a frequency of (a) 60.0 Hz, (b) 1.00 MHz?25views
Textbook Question(II) What is the inductance L of the primary of a transformer whose input is 110 V rms at 60.0 Hz and the rms current drawn is 3.8 A? Assume no current in the secondary.14views
Textbook Question(I) A 10.0-k Ω resistor is in series with a 34.0-mH inductor and an ac source. Calculate the impedance of the circuit if the source frequency is (a) 55.0 Hz; (b) 55.0 kHz.12views
Textbook Question(II) For a 120-V, 60-Hz voltage, a current of 70 mA passing through the body for 1.0 s could be lethal. What must be the impedance of the body for this to occur?13views