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JE 2019 || Day 25 || Power Generation, Transmission & Distribution Quiz 1

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Question 1

A generating station has an average demand of 15 MW. If the plant capacity factor is 50%, what is the plant capacity?

Question 2

A factory draws an apparent power of 300 kVA at a lagging power factor of 0.65. The active power drawn by the factory is

Question 3

A load draws active power (P), apparent power (S) and reactive power (Q) from the line. The power factor of the load is

Question 4

The thermal efficiency and electrical efficiency of a steam power station are 30% and 92% respectively. The overall efficiency of the station is

Question 5

In a power plant if the maximum demand on the plant is equal to the plant capacity, then:

Question 6

Diversity factor has direct effect on the:

Question 7

When the power factor is increased,

Question 8

In a 3-phase system, the line losses are

Question 9

When p.f. is improved, the kW capacity of alternators is

Question 10

In order to reduce the cost of generation of electrical energy, the values of diversity factor (D.F.) and load factor (L.F.) should be

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Jun 6ESE & GATE EE