Power System - I (3140914) MCQs

MCQs of Conventional Generation, Load Curves and Tariffs

Showing 321 to 330 out of 425 Questions
321.
Which of the following generating plants has the minimum operating cost?
(a) Steam plant
(b) Hydro electric plant
(c) Nuclear plant
(d) Diesel plant
Answer:

Option (b)

322.
Which of the following plants has the maximum capital cost?
(a) Steam plants
(b) Hydro plants
(c) Diesel plants
(d) Nuclear plants
Answer:

Option (d)

323.
In a steam power plant, which of its following components needs maximum maintenance attention?
(a) Condenser
(b) Boiler
(c) Steam turbine
(d) Superheater
Answer:

Option (b)

324.
A steam power plant is being supplied with coal having much more ash content than that for which it was designed. Which of its following units needs major modifications ?
(a) Ash handling unit
(b) Pulverizing unit
(c) Condenser
(d) Cooling towers
Answer:

Option (a)

325.
Nuclear power plant is invariably used as
(a) Peak load plant
(b) Base load plant
(c) Standby plant
(d) Emergency plant
Answer:

Option (b)

326.
A diesel power plant is generally used as
(a) Base load plant
(b) Peak load plant
(c) Standby plant/emergency plant
(d) Any of above
Answer:

Option (c)

327.
A gas turbine power plant is best suited for
(a) Base loads
(b) Peak loads
(c) Emergency loads
(d) None of above
Answer:

Option (b)

328.
Gas turbine power plants for maximum efficiency may have
(a) Heat exchanger
(b) Multistage compression
(c) Reheating
(d) All of above
Answer:

Option (d)

329.
Air will not be the working substance in a
(a) Closed cycle gas turbine
(b) Open cycle gas turbine
(c) Petrol engine
(d) Diesel engine
Answer:

Option (a)

330.
Which of the following plants can never have 100 per cent load factor?
(a) Nuclear power plant
(b) Hydro electric power plant
(c) Base load plant
(d) Peak load plant
Answer:

Option (d)

Showing 321 to 330 out of 425 Questions