Two coils are A and B are connected in series to a supply of 230V, 50HZ. Coil A has an inductance of 0.2H and a resistance of 20 Q, and coilB has an inductance of 0.05H and a resistance of 60 Q. Calculate the current and its phase angle relative to the supply voltage. Also determine the voltage across each coil.
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- The circuit is connected to a 60-Hz line. The apparent power in the circuit is 29.985 VA, and the power factor is 62.5%. The resistor has a voltage drop of 14.993 V, the inductor has an inductive reactance of 60 , and the capacitor has a capacitive reactance of 45 . ETITZVA29.985PF62.5%ER14.993VIRRPELILXL60VARsLLECICXC45VARsCCCapacitive Circuits Fill in all the missing values. Refer to the formulas that follow. XC=12fCC=12fXCf=12CXc Capacitance XC Frequency 38 F 60 Hz 78.8 400 Hz 250 pF 4.5 k 234 F 10 kHZ 240 50 Hz 10 F 36.8 560 nF 2 MHz 15 k 60 Hz 75 nF 560 470 pF 200 kHz 6.8 k 400 Hz 34 F 450A 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?
- A coil has an inductance of 478µH.What is its reactance in 1000Hz ac circuit? 3.00ohms if connected in series with a resistor of 4.00ohms. What is the reactance of a 3.00microfaradcapacitor? What is the impedance of thecapacitor in series of 300ohms? What would be the current if the capacitorand resistor are connected in series with1200V line?The resistance and inductance of a coil can be obtained by connecting the coil in series with a known resistance R and measuring the coil voltage Vcoil, the resistor voltage Vr and the total voltage V. The frequency must also be known, but the phase angles of the voltages are not known. Given that f = 60 Hz, R = 10 ohms, Vcoil = 22.4 V, Vr = 20 V and V = 36V. Calculate Xl and XcThe mutual inductnce between two unity coupled coils of 9 H and 4 H will be ?
- 11. Consider a network shown in the figure consisting of a resistance, a capacitor, an inductor and three alternating voltage sources 1, 2 and 3. Terminal voltages of the sources 1, 2 and 3 are v₁ = Vo sin(t), V₂ = Vo sin(cot +120°) and v3 = Vo sin(ot+240°) respectively and moduli of the reactance of the capacitor and the inductor are equal to the resistance. Then 10 3 P (A) Peak value of voltage at point P is vo (√3+1) (B) Peak value of voltage at point P is vo (√3-1) (C) Vp = Vo (√3+ 1) sin(oot +90) (D) vp = Vo (√3-1) sin(oot + 180)1.A coil when connected across 40 V DC draws 640 W. When connected across (104 + j78) V AC, the coil draws 1000 W. Solve for the coil’s resistance and reactance and the current passing through in rectangular form. 2.An impedance coil having a 0.2 lagging pf is connected in series with a 300 W lamp in order to supply the lamp with 120 volt from a 208 volt, 60 Hz source. What is the voltage across the terminals of the impedance coil?The impedance coil absorbs 250 watts when connected across 220 V, 60 Hz mains, it is then connected across 110 V, 25 Hz mains and also absorbs 250 watts. What is the inductance of the coil? Show complete solution.
- The supply voltage of an inductive coil with a resistance of 35 ohms and an inductance of 92.84 millihenry has the equation e = 340 sin (377t). Determine the resulting current's equation. a.) i(t) = 6.867 sin (377t + 45°) b.) i(t) = 6.867 cos (377t - 45°) c.) i(t) = 6.867 cos (377t + 45°) d.) i(t) = 6.867 sin (377t - 45°)The resistance and inductance of a coil can be obtained by connecting the coil in series with a known resistance R and measuring the coil voltage Vcoil, the resistor voltage VR and the total voltage V. The frequency must also be known, but the phase angles of the voltages are not known. Given that f = 60Hz , R = 10 ohm Vcoil = 22.4 V. VR = 20 V and v = 36v , find the resistance and inductance of the coil.Solve no.20 and show solutions. (Situation no.09 image below)