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Power Systems

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MCQTrip provides a comprehensive collection of multiple-choice questions (MCQs) on power systems, covering topics such as power system components, power system analysis, and power system protection. It is a great resource for students and professionals looking to test their knowledge and understanding of power systems.

Challenge yourself to get the highest score. Twenty (20) MCQ questions from our test bank will be randomly shown for every attempt. Passing mark for this test is 70%.

Welcome to  Power Systems.

The quiz will randomly run 20 questions from Power Systems which you have to answer in 10 minutes.

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You can retake the quiz as many times as you want and a different set of questions will be given. The answers will also be randomly arrange.

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Distributers are designed from the point of view of

A three phase 50 Hz line consists of three conductors each of diameter 21 mm, The spacing between the conductors all follows: A – B = 3m, B – C = 5m, C – A = 3.6m If the line operates at 132 k V, the reactive voltampere generatd by the line per km is

For certain geometry and operating voltage of the uncompensated transmission line, the ratio of power transfer capability to the surge inpedance loading with increase in length

In a transmission system the feeder supplies power to

For a standard conductor the ratio of GMR to actual radius is

58)Bulk power transmission over long HVDC lines are preferred on account of

Which of the following distribution systems is preferred for good efficiency and high economy

If 3 MW power is to be transmitted over a distance of 30km, the desired transmission voltage will be

The approximate cost ratio of a 220 kv, underground cable transmission and 220kv/ O/H transmission is

The conductor of a 10 km long, single phase, two wire line are separated by a distance of 1.5 m. The diameter of each conductor is 1 cm, If the conductors are of copper, the inductance of the circuit is

By increasing the transmission voltage double of its original value, the same power can be despatched keeping the line loss

On what basis is the insulation level of a 400 kv, EHV overhead transmission line decided?

What is the maximum value of a load which consume 500 KWh per day at a load factor of 0.40, if the consumer increases the load factor of 0.50 without increasing the maximum demand?

A 100 km transmiesion line ia deaigned for a nominal voltage of 132 kV and conaiala of one conductor per phase. The line reactance is 0.726 ohm/km. The static transmission capacity of the line, in Megawatts, would be

The per unit impedance ofa circuit element is 0.15. If the base kV and base MVA are halved, then the new value of the per unit impedance of the circuit element will be

Extra high voltage transmission means

A conductor is composed of seven identical copper .Iranu, each having a radius r. The self GMD of the conductors will be

66 kv is suitable for transmission of power over

Post type insulators are generally used in lines operating

The pu impedance of a line to 50 MVA, 132 kv base is 0.4, the pu impedance to a 100 MVA, 132 kv base will be


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