The draught (in mm of water), for maximum discharge of flue gases through the chimney, is given by (where H = Height of the chimney in meters, and T1 = Absolute temperature of air outside the chimney in K)

Steam Boilers, Engines, Nozzles and Turbines
The draught (in mm of water), for maximum discharge of flue gases through the chimney, is given by (where H = Height of the chimney in meters, and T1 = Absolute temperature of air outside the chimney in K)

88.25H/T1

176.5H/T1

T1 /176.5H

T1 /88.25H

88.25H/T1

176.5H/T1

T1 /176.5H

T1 /88.25H

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Steam Boilers, Engines, Nozzles and Turbines
The diameter of fire tube of Cornish boiler compared to its shell is

One fifth

One half

One fourth

One third

One fifth

One half

One fourth

One third

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Steam Boilers, Engines, Nozzles and Turbines
A compound steam engine in which piston rods of high pressure and low pressure cylinders ' are attached to two different cranks set at 180° to each other, is called

Woolf type compound engine

Both (A) and (B)

Receiver type compound engine

Tandem type compound engine

Woolf type compound engine

Both (A) and (B)

Receiver type compound engine

Tandem type compound engine

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Steam Boilers, Engines, Nozzles and Turbines
Tertiary air is the air used to

Convert CO (formed in lower zone of furnace) into CO₂ at higher zone

Transport and dry the coal

Cool the scanners

Provide air around burners for obtaining optimum combustion

Convert CO (formed in lower zone of furnace) into CO₂ at higher zone

Transport and dry the coal

Cool the scanners

Provide air around burners for obtaining optimum combustion

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Steam Boilers, Engines, Nozzles and Turbines
The isentropic enthalpy drop in moving blade is two-third of the isentropic enthalpy drop in fixed blades of a turbine. The degree of reaction will be

0.67

1.67

0.4

0.56

0.67

1.67

0.4

0.56

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Steam Boilers, Engines, Nozzles and Turbines
Which of the following boiler is best suited to meet the fluctuating demand of steam?

Cornish boiler

Locomotive boiler

Lancashire boiler

Babcock and Wilcox boiler

Cornish boiler

Locomotive boiler

Lancashire boiler

Babcock and Wilcox boiler

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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines The draught (in mm of water), for maximum discharge of flue gases through the chimney, is given by (where H = Height of the chimney in meters, and T1 = Absolute temperature of air outside the chimney in K)

Steam Boilers, Engines, Nozzles and Turbines The diameter of fire tube of Cornish boiler compared to its shell is

Steam Boilers, Engines, Nozzles and Turbines A compound steam engine in which piston rods of high pressure and low pressure cylinders ' are attached to two different cranks set at 180° to each other, is called

Steam Boilers, Engines, Nozzles and Turbines Tertiary air is the air used to

Steam Boilers, Engines, Nozzles and Turbines The isentropic enthalpy drop in moving blade is two-third of the isentropic enthalpy drop in fixed blades of a turbine. The degree of reaction will be

Steam Boilers, Engines, Nozzles and Turbines Which of the following boiler is best suited to meet the fluctuating demand of steam?

Steam Boilers, Engines, Nozzles and Turbines
The draught (in mm of water), for maximum discharge of flue gases through the chimney, is given by (where H = Height of the chimney in meters, and T1 = Absolute temperature of air outside the chimney in K)

Steam Boilers, Engines, Nozzles and Turbines
The diameter of fire tube of Cornish boiler compared to its shell is

Steam Boilers, Engines, Nozzles and Turbines
A compound steam engine in which piston rods of high pressure and low pressure cylinders ' are attached to two different cranks set at 180° to each other, is called

Steam Boilers, Engines, Nozzles and Turbines
Tertiary air is the air used to

Steam Boilers, Engines, Nozzles and Turbines
The isentropic enthalpy drop in moving blade is two-third of the isentropic enthalpy drop in fixed blades of a turbine. The degree of reaction will be

Steam Boilers, Engines, Nozzles and Turbines
Which of the following boiler is best suited to meet the fluctuating demand of steam?