(a) For circuits used for transporting electric power, a low power factor implies large power loss in transmission. Explain. (b) Power factor can often be improved by the use of a capacitor of appropriate capacitance in the circuit. Explain.

Papers Sign In Request access

Free previous-year papers & practice for JEE, NEET and CBSE Boards.

Papers Privacy Terms Contact

Papers Sign In Request access

Free previous-year papers & practice for JEE, NEET and CBSE Boards.

Papers Privacy Terms Contact

Power Factor in AC Circuit | PadhAiPro

Question

CASE_STUDIESPower Factor in AC Circuit2 sub-questions

Similar Questions

An alternating current I = 14 sin (100 πt) A passes through a series combination of a resistor of 30 Ω and an inductor of (2/5π) H. Taking √2 = 1.4, calculate the (i) rms value of the voltage drops across the resistor and the inductor, and (ii) power factor of the circuit.

CASE_STUDIESAlternating Current and Its CharacteristicsInductive Reactance in AC CircuitPower Factor in AC Circuit

A resistance 'R' draws power 'P' when connected to an AC source. If an inductance is now placed in series with the resistance, such that the impedance of the circuit becomes 'Z', the power drawn will be:

MCQ (Single)Impedance of LCR CircuitPower in AC CircuitPower Factor in AC Circuit

The power factor of LCR circuit at resonance is

MCQ (Single)Resonance in Series LCR CircuitPower Factor in AC Circuit

A voltage v=vosin wt applied to a circuit drives a current i=io sin (wt + φ) in the circuit. The average power consumed in the circuit over a cycle is

MCQ (Single)Power in AC CircuitPower Factor in AC Circuit