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Recent questions tagged reactance

1 answer 13 views

Capacitive reactance

asked Jun 11 by Shimroz123
2 answers 44 views

Parallel Reactance and Resistance Example 1

asked May 30 by Shimroz123
1 answer 31 views

Circuits with XL Alone

asked May 26 by Shimroz123
1 answer 18 views

AC Circuits with Resistance but No Reactance

asked May 26 by Shimroz123
1 answer 43 views

If the % reactance upto the fault point is 20%, then the short circuit current will be

asked May 8, 2018 in Switchgear And Protection by Shimroz123
1 answer 45 views

A single phase transformer has resistance and reactance of 0.2 pu and 0.6 pu respectively. Its pu voltage regulation at 0.8 pf lagging would he

asked May 3, 2018 in Power system by Shimroz123
1 answer 14 views

Consider the following statements. Which of these statements are correct ?  (1) Reactance relays are preferred for ground fault relaying  (2) Impedance relays are most suitable for:protecting long transmission lines  (3) Mho relays are best suited for long transmission line protection  (4) Reactance relays are widely used for protection of Medium transmission lines  (A) All of them (B) (1) and (3) (C) (2) and (4) (D) (1), (2) and (4)

asked Apr 29, 2018 in Power system by Shimroz123
1 answer 25 views

Reactance relay is normally preferred for protection against

asked Apr 29, 2018 in Switchgear And Protection by Shimroz123
1 answer 32 views

Ratio of the rotor reactance X to the rotor resistance R for a two-phase servo motor (A) is equal to that of a normal induction motor (B) is less than that of a normal induction motor (C) is greater than that of a normal induction motor (D) may be less or greater than that of a normal induction motor

asked Apr 28, 2018 in Electronics Engineering by Shimroz123
1 answer 44 views

A 4000 kVA, 11 kV/132 kV delta-star connected 3-phase transformer has reactance, x1 = 0.12 p.u. The actual value of x1 referred to the low voltage side is (A) 0.85 Ω (B) 3.63 Ω (C) 36.3 Ω (D) 252 Ω

asked Apr 28, 2018 in Power system by Shimroz123
1 answer 23 views

A reactance relay is (A) Voltage restrained directional relay (B) Directional restrained over-current relay (C) Voltage restrained over current relay (D) Directional restrained over voltage relay

asked Apr 28, 2018 in Power system by Shimroz123
1 answer 14 views

Capacitive reactance is more when?

asked Mar 24, 2018 in Electrical Engineering by Shimroz123
1 answer 25 views

A capacitor-start single phase induction motor is switched on to supply with its capacitor replaced by an inductor of equivalent reactance value. It will?

asked Mar 20, 2018 in Induction Machine by Shimroz123
1 answer 31 views

What is the unit of reactance?

asked Jan 7, 2018 in Electrical Engineering by ProblemSolver
1 answer 32 views

What is the inverse of reactance?

asked Jan 7, 2018 in Electrical Engineering by ProblemSolver
1 answer 64 views

what is the reciprocal of reactance?

asked Sep 30, 2017 in Electrical Engineering by Quiz
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