18. Al wat rate would the current in a 100-mH inductor have to change to induce...
Question 16 1 pts A 50-2 resistor, a 0.1-H inductor, and a 10-uF capacitor are connected in series to a 60-Hz source. The rms current in the circuit is 3 A. Find the rms voltage across the resistor, the inductor, and the capacitor. O 60 V, 80 V,796 V (all rms) O 150 V, 113V,562 V (allrms) O 150 V, 113 V, 796 V (all rms) O 0.06 V, 80 V,562 V (all rms) 1 pts Question 17 In an...
What capacitor in series with a 100 Ohm resistor and a 20.0 mH inductor will give a resonance frequency of 800 Hz? A series RLC circuit consists of a 99.0 Ohm resistor, a 0.130 H inductor, and a 20.0 muF capacitor. It is attached to a 120 V/60 Hz power line. What is the peak current I? The tuning circuit in an FM radio receiver is a series RLC circuit with a 0.2000 muH inductor. The receiver is tuned to...
The switch in an effective LR series dc-circuit (consisting of an emf and a coil with inductance L = 0.5 H and unknown internal resistance) is closed at t = 0 sec. At t = r, the current is 9.5 A and is increasing at a rate of 1.1 A/s. What must the internal resistance of the coil be? A step-up transformer is designed to have an output voltage of 1800 V (rms) when the primary is connect across a...
2 0. The primary coil of a transformer has N, 4 50 x 10 turns, and its secondary has Ni 1.35 x 10 tuns. If the input voltage across the primary coil is av-(1so v) sin or, voltage is developed across the secondary coil? a. 332 v b. 454 V C. 382 V d. 726 e. None of the above A sinusoidal voltage Av (95 V) sin (100) is applied to a series Z-90 mH, C-11SpF, and R- 46 2...
A series RLC circuit consists of a 75/2 resistor, a 0.52 H inductor, and a 30 uF capacitor. It is attached to a 120 V/60 Hz power line. Part A What is the peak current I at this frequency? Express your answer with the appropriate units. li μΑ ? I = Value Units Submit Request Answer Part B What is the phase angle o? EVO AE Submit Request Answer Part C What is the average power loss? Express your answer...
1.6 load not in a three phase system) is rated at 50 KVA with a power factor of 0.8 lagging. A what is the power factor angle? 1.7. For a balanced three phase system, if the wye connected load has impedance 50+20j, determine the total (a single load, complex power of the load if 120225° V rms (ignore the line impedance). 1.8 An ideal transformer has a tuns ratio (N2/NI) of 6, if the magnitude of the primary port (port...
32. A transformer is to be designed to increase the 30 kV-rms output of a generator to the transmission-line voltage of 345 kV-om. If the primary winding has 80 turns, how many turns must the secondary have? b. 70 c. 920 d. 9200 e 12 33. The primary winding of an electric train transformer has 400 turns and the Secondary has 50. If the input voltage is 120V(rms) what is the output voltage? a. 15 V (rms) b. 30 Vrms)...
Here you see the circuit board that I passed around in class one day, the control board from my microwave oven. The large white square with th red and green coils is a power transformer that takes in 120 volts AC and produces 24 volts AC to operate the circuits. Suppose there are 50 loop of wire in the red secondary coil. How many loops would you expect in the green primary coil? QUESTION 8 On that same circuit, to...
1) An inductor of 45 mH that has a 2.6 mA current when connected to a circuit. There is a sinusoidal voltage of 12 V applied across the inductor. a) How much time does it take for this to happen? I 2) When resistors are connected in series, the equivalence resistances will be closest to the value of a) Smallest resistor value b) Middle resistor value c) Largest resistor value 3) An electro-magnetic wave of a moving charge will have...
Accuracy is important. Do not round intermediates and check the answer range to make sure you are correct. Values: [01] 2.08 [02] 68.47 [03] 0.239 [04] 1173.7 [05] 1403. [06] 53.8 THE CORRECT ANSWERS WILL BE IN THE FOLLOWING RANGES: 8-1a. 140, 220 Hz 8-1b. 40:0, 62:0 mA 8-2a. 70:0, 99:0 V 8-2b. 140:0, 160:0 V 8-2c. 60:0, 99:0 V 8-2d. 60:0, 90:0 V 8-3a. 40:0; 99:0 pF 8-3b. 100; 400 mV 8-3c. 1:00; 3:00 mV 8-4a. 100; 150 V...