Steam Boilers, Engines, Nozzles and Turbines An economiser is generally placed between Last superheater or reheater and air preheater Air preheater and chimney None of these Induced draft fan and forced draft fan Last superheater or reheater and air preheater Air preheater and chimney None of these Induced draft fan and forced draft fan ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The overall efficiency of thermal power plant is Boiler efficiency, turbine efficiency, generator efficiency Regenerative cycle efficiency All the three above plus gas cycle efficiency Carnot cycle efficiency Boiler efficiency, turbine efficiency, generator efficiency Regenerative cycle efficiency All the three above plus gas cycle efficiency Carnot cycle efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Ultimate analysis of fuel is determination of percentage of Lower calorific value Higher calorific value Carbon, hydrogen, nitrogen, sulphur, moisture Fixed carbon, ash, volatile matter, moisture Lower calorific value Higher calorific value Carbon, hydrogen, nitrogen, sulphur, moisture Fixed carbon, ash, volatile matter, moisture ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In forced circulation steam boilers, the force is applied To drain off the water To circulate water To draw water All of these To drain off the water To circulate water To draw water All of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The velocity of flue gases (V) through the chimney under a static draught of (H') metres is given by V = 2g H' V = H'/2g V = 2g/H' V = 2gH' V = 2g H' V = H'/2g V = 2g/H' V = 2gH' ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The artificial draught is produced by Chimney Steam jet Both (A) and (B) Centrifugal fan Chimney Steam jet Both (A) and (B) Centrifugal fan ANSWER DOWNLOAD EXAMIANS APP
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