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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.

After 10 minutes, your quiz will automatically be submitted and scored.

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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The main reason for using high voltage for long distance power transmission is

A consumer consume. 600 kWh per day at a load factor of 0.40. If the coneumer increases the load factor of 0.70 without increasing the maximum demand, what is the consumption of energy in kWh

A single phaae transmisson line of impedance j 0.8 ohm supplies a resistive load of 500 A at 300 V. The sending end power factor is

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

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

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

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

Distributers are designed from the point of view of

Guy wire is employed for

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

The material used for the manufacture of ground wire is

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?

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

The most accurate and versatile method of achieving reactive power compensation is by using

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

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

The main criterion for selection of the size of a distribution for a radial distribution system is

A 60 Hz, 320 km lossless line has sending end voltage 1.0 p.u, The receiving end voltage on no load is

In a transmission system the feeder supplies power to

Hollow conductors are used in transmission lines to


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