Three identical capacitors are connected in Delta to a 415V, 50HZ, 3-phase supply. If the line current is 10A, calculate the Capacitance of the each capacitor. a. 44.25 µF b. 79.5 F c. 66.42 F d. 50.42 µF
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- Three capacitors having capacitance values of 20F,40F, and 50F are connected in parallel to a 60 - Hz power line. An ammeter indicates a circuit current of 8.6 amperes. How much current is flowing through the 40F capacitor?A capacitor C is connected in series with a 400 resistor across a supply of frequency 60 Hz. A current of 3 A flows and the circuit impedance is 500. Calculate: (a) the value of capacitance, C, (b) the supply voltage, (c) the phase angle between the supply voltage and current, (d) the p.d. across the resistor, and (e) the p.d. across the capacitor. Draw the Phasor diagram.A capacitor has a reactance of 40 when operated on a 50 Hz supply. Determine the value of its capacitance. In a series R–L circuit the p.d. across the resistance R is 12V and the p.d. across the inductance L is 5V. Find the supply voltage and the phase angle between current and voltage
- A 10.0-μF capacitor and a 2.00-H inductor are connected in series with a 60.0-Hz source whose rms output is 100 V. Finda. the rms current in the circuit.b. the voltage drop across the inductor. c. the voltage drop across the capacitor.a capacitor C is connected in parallel to a resistor R across a 100V, 100Hz supply. The supply current is 10A at a phase angle of 64.45 degree. Determine the value of R and C. A. 25.52 ohm, 130.51 microfarad B. 5 ohm, 10microfarad C. 1kohm, 2 F D. 10 ohm, 25 micro FaradPlease explain this question properly A capacitor has a reactance of 40 when operated on a 50 Hz supply. Determine the value of its capacitance. In a series R–L circuit the p.d. across the resistance R is 12V and the p.d. across the inductance L is 5V. Find the supply voltage and the phase angle between current and voltage
- What is the value of capacitance if the capacitive reactance is 50 Q .Assume frequency of supply as 50 Hz ? a. 53.3x10-5 F O b. 5.3x10-5 F c. 6.36x10-5 E d. 63.3x10-5 F1)The value of the capacitance reactive power in VAR is? /2) The value of the capacitor in micro farad is?An Inductor has an internal resistance of 10 Ohms and an inductance of 0.5H. What is it's impedance to a 60 Hz supply? O A. 10 Ohms B. 10.50 Ohms OC. 10.01 Ohms D. 188.77 Ohms O E. 180 Ohms
- Calculate the equivalent inductance of the circuit if the 6-mH inductor and the combination of 8-mH and 10-mH inductors in parallel (no coupling between them) are series opposing at 40% coupling. a. 1.7mHb. 2.07mHc. 7.07mHd. 8.37mHe. None of the choicesa) The voltage across a 20uF capacitance is v. = 50 sin( at - 80) volts and Frequency equal to 100 Hz. Determine the current through the capacitor i and sketch its waveform. b) Define phasorb) A capacitor C is connected in series with a 40 O resistor across a supply of frequency 60 Hz. A current of 3A flows and the circuit impedance is 50 N, Calculate: (i) the value of capacitance, C, (ii) the supply voltage, (ii) the phase angle between the supply voltage and current, (iv) the p.d. across the resistor, (v) the p.d. across the capacitor.