Related Questions

Induced draft fans provided in large thermal power plant boilers have __________ blades.
A Forward curved
B Backward curved
C Double curved
D Radial or straight
Very high pressure boilers are usually __________ boilers.
A Fire tube
B Water tube
C Waste heat
D Natural circulation
The electric power generation cost in nuclear power plant is less than that in a coal based thermal power plant, mainly because the
A Fuel cost per unit power generated is less
B Thermal efficiency of the former is higher
C Maintenance cost of the former is less
D None of these
The efficiency of a nuclear power plant in comparison to a conventional thermal power plant is
A Same
B More
C Less
D May be less or mote depending on size
Thermal efficiency of a thermal power plant is of the order of
A 15%
B 20%
C 30%
D 45%
In a thermal power plant, coal from the coal handling plant is moved to the boiler bunker through a
A Belt conveyor
B Bucket conveyor
C Fork lift truck
D Overhead crane
Thermal conductivity based continuous flue gas analyser makes use of varying thermal conductivity of the constituents of flue gases. Which of the following constituents of flue gases has the maximum thermal conductivity?
A CO2
B N2
C O2
D CO
In a power plant if the maximum demand on the plant is equal to the plant capacity, then
A Plant reserve capacity will be zero
B Diversity factor will be unity
C Load factor will be unity
D Load factor will be nearly 60%
Temperature of hot gases flowing in a pipe is measured by a thermocouple inserted in the thermal well. The thermal well made of __________ will facilitate the most accurate measurement of the temperature.
A Copper
B Steel
C Aluminium
D Brass
Most efficient and suitable dust removal equipment for removal of flyash from flue gas in a thermal power plant is the
A Gravity settling chamber
B Cyclone separator
C Electrostatic precipitator
D Bag filter

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