Engineering :: Energy Conversion

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291.

Which of the following cannot be the prime-mover for a generator of 120 MW capacity?

A.	Steam turbine	B.	Gas turbine
C.	Kaplan turbine	D.	Diesel engine

292.

Which of the following power plant can generate power at unpredictable or uncontrolled times?

A.	Wind power plant	B.	Tidal power plant
C.	Solar power plant	D.	All of the above

293.

In a fuel cell positive electrode is of

A.	oxygen	B.	hydrogen
C.	ammonia	D.	carbon monoxide

294.

Direct conversion of heat into electric power is possible through

A.	batteries	B.	fuel cells
C.	thermionic converters	D.	All of the above

295.

Low utilization factor for a power plant indicates that

A.	plant is under maintendance	B.	plant is used for base load only
C.	plant is used for standby purpose only	D.	plant is used for peak load as well as base load

296.

Capacity factor and load factor become identical when

A.	peak load is equal to the capacity of the plant	B.	average load is half the capacity of the plant
C.	average load is same as peak load	D.	group diversity factor is equal to peak diversity factor

297.

Which of the following relation is incorrect?

A.	Capacity factor = Utilization factor x Load factor	B.	Load factor x Maximum load = Average load
C.	Demand factor x Connected load = Maximum demand	D.	None of the above

298.

Diversity factor has direct effect on the

A.	fixed	B.	variable
C.	fixed and variable

299.

High load factor can be expected in

A.	power plants near load centre	B.	slow speed power plants
C.	multi-unit power plants	D.	base load stations

300.

A load curve is the relationship between load on power plant with the

A.	average time	B.	instantaneous time
C.	time in chronological order	D.	algebraic sum of times