Interconnected systems - MCQs with answers

Interconnected systems - MCQs with answers

Q1. Interconnected systems have the advantage of

a. Reduced reserve plant capacity, capital cost per kW and economy in operation.
b. Improved load factor, diversity factor and operation efficiency and increased reliability of supply.
c. All of the above.
d. None of the above.

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Q2. Major share of power generated in India is through which means?

a. Hydroelectric power plants.
b. Nuclear power plants.
c. Thermal power plants.
d. Gas turbine power plants.

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Q3. What is the modern trend in electric power generation?

a. To have a large number of small size thermal plants located at different places.
b. To have large size thermal plants near load centre.
c. To have large size thermal plants located near coal fields.
d. None of the above.

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Q4. Which among the following plants have the least operating cost?

a. Steam plants
b. Hydro plants
c. Nuclear plants
d. Diesel plants.

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Q5. What are the essential requirements for power plants to be operated as peak load plants?

a. Capability of quick start, synchronisation and taking up of system load.
b. Quick response to load variations.
c. Low capital cost.
d. All of these.

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Q6. In a steam power station, electric power is generated at what power?

a. 440 V
b. 1.1 kV
c. 11 kV
d. 33 kV

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Q7. Annual operating cost of a generating plant consists of

a. Fixed charges.
b. Semi fixed charges.
c. Operating or running charges.
d. All of these.

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Q8. For a nuclear plant, what is its useful life?

a. 10 years.
b. 30 years
c. 100 years
d. 60 years

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