A coil having inductance of 0.04 H is connected across 50 hertz AC supply. Calculate the inductive reactance of the coil.
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- Assume that the current flow through the resistor, IR, is 15 A; the current flow through the inductor, IL is 36 A; and the circuit has an apparent power of 10,803 VA. The frequency of the AC voltage is 60 Hz. ET ER EL IT IR15A IL36A Z R XL VA10,803 P VARSL PF LAssume that the voltage drop across the resistor, ER, is 78 V, that the voltage drop across the inductor, EL, is 104 V, and the circuit has a total impedance, Z, of 20 . The frequency of the AC voltage is 60 Hz. ETITZ20VAPFER78VIRRPEL104VILXLVARsLLA coil has an inductance of 40 mH and negligible resistance. Calculate its inductive reactance and the resulting current if connected to (a) a 240V, 50 Hz supply, and (b) a 100V, 1 kHz supply
- A 60 hz, 100 Vrms supply draws 5 Amperes in a coil , Determine the inductance of the coil if the resistance of the coil is 5 ohms.Kindly answer A coil has an inductance of 40 mH and negligible resistance. Calculate its inductive reactance and the resulting current if connected to (a) a 240V, 50 Hz supply, and (b) a 100V, 1 kHz supplyCalculate the inductive reactance of a 210mH inductor that has a 100mA RMS 1kHz current passing through it. 10.4kΩ 5.32kΩ 1.32kΩ 2.87kΩ
- A coil RL is connected in series with a capacitor across the 220 V, 60 hz, AC supply. If this circuit operates at 0.87 pf leading, determine the magnitude of this voltage, Assume voltage acrros the coil and the caapacitor are equal.Three similar coils ,connected in star,take a total power of 1.5 kW at p.f. of 0.2 lagging from a 3-0hase ,400V.50Hz supply .calculate the resistance and inductance of each coilA coil has a resistance of 4 ohm and an inductance of 9.55 mH. Calculate the reactance, the impedance, and the current taken from a 240V, 50 Hz supply. Determine also the phase angle between the supply voltage and current.
- The voltage v = 119 sin(100t+50°) V is connected acroos a 8-H inductor. Determine the current in polar form. Write the magnitude only in four decimal places.Calculate the inductive reactance of a 0.9-μH coil at 800 MHz.Calculate the voltage at the terminals of a coil of resistance 10 ohms and inductance 15H at the instant when the current is 12A amd increasing at the rate of 6A/sec.