A 200 V, 50 Hz, inductive circuit takes a current of 10A, lagging 30 degree. Find (i) the resistance (ii) reactance (iii) inductance of the coil.
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- What is the inductive reactance of the coil in the circuit shown in the figureBoth the number of turns and the core length of an inductive coil are double. Its .... self inductance will beAn inductor is constructed by winding a coil of 100 turns around a magnetic core. The core is a cylinder with radius 0.5 cm and the core material has relative permeability of 1000. The coil covers a length of 10 cm. Determine the resulting inductance. Enter your answer in mH rounded to two decimal places.
- How can self inductance be defined? What will happen to the self inductance of the coil if the number turnd of the coil is doubled and length of the coil halved, keeping area constant?Inductance of the coil is given by O a. L= 10 / N O b. L= N|I O c. L= N® / O d. L= N0 / TFrom a coil with an inductance of 2 mH, i = 5(1-e -5000t) Ampere current is passing. At the ends of the coil.Calculate the voltage and the energy stored in the coil.
- 1. A purely resistive circuit the current is leading by 90° with respect to voltage. 2. A purely inductive circuit the current is lag behind the voltage by 90°. 3. A purely capacitive circuit the current is lead by 90° with respect to the voltage. 4. A capacitor element stored magnetic energy. 5. An inductor element stored electrical energy. 6. Resistor elements consume power. 7. Angle between current and voltage is called power. 8. The power factor angle for a purely resistive is zero. 9. The power factor angle for a purely inductive load is -90°. 10. The power factor of a purely capacitive is leading.Complete solution inductance and impedance of the coil.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
- A certain coil is equivalent to a resistance and an inductance in series. The coil takes20 A from a 120 v 50 hz line. Determine the resistance of the coil and the powerdissipated by the coil when connected across the 120 v 50 hz lineChoose correct answer ? Mutual inductance between two magnetically coupled coils depends on the ........................ * Current direction and coupling coefficient Dot polarity and coupling coefficient Current direction, coupling coefficient and dot polarity Current direction and dot polarityA 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