The equivalent capacitance is A. B. C. D. 9 μF 6 μF 3 μF 2 μF ..E 3 μF HH 6 μF
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- A 15-F AC capacitor is connected in series with a 50 resistor. The capacitor has a voltage rating of 600 WVDC. The capacitor and resistor are connected to a 480-V, 60-Hz circuit. Is the voltage rating of the capacitor sufficient for this connection?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?What frequency must be applied to a 33-mH inductor to produce an inductive reactance of 99.526 ?
- List the five capacitor replacement rules.You are an electrician working in an industrial plant. You discover that the problem with a certain machine is a defective capacitor. The capacitor is connected to a 240-volt AC circuit. The information on the capacitor reveals that it has a capacitance value of 10 mF and a voltage rating of 240 VAC. The only 10-mF AC capacitor in the storeroom is marked with a voltage rating of 350 WVDC. Can this capacitor be used to replace the defective capacitor? Explain your answer.Please 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
- Through a capacitor of capacitance 15 micro-farad with a frequency of 50 hz. Compute its reactance 212 ohms O 4,712 ohms O 0.0047 ohm O 0.0002 ohm1)The value of the capacitance reactive power in VAR is? /2) The value of the capacitor in micro farad is?Step 1 : Show that the voltage division rule for two capacitors in series as in the figure Step 2: For two capacitors in parallel as in the second figure, show that the current division rule is:
- A capacitor in series with a 200 ohms resistor draws a current of 0.3 ampere from 120 volts, 60 hz source. What is the value of the capacitor in microfarad? a. 8.7 b. 9.7 c. 6.7 d. 7.7Qno.3 If the equivalent capacitance between a and b is 10„F for the combination of capacitors shown in Figure 2. Calculate the value of capacitance "x" All capaci- tances shown in figure are in pico farads. 4.0 10.0 X 2.0 Figure 2(VD₂ = Determine the voltage across each capacitor in the circuit figure below. 0.68 V, VD₂ 0.56 V) = 240 V rms 50 Hz 1:1 ooooo elele C₁ H 1μF D₁ HE D₂ .C₂ 1 μF