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Ratio of chemical A and B in boiler Y is 3 : 2 and Boiler X has ratio of chemical A to chemical B as 1 : 7, 16 litres of mixture is removed transferred from boiler X to boiler Y. What is the total capacity of boiler Y if capacity of boiler X is 144 litres and difference between chemical A and B in boiler Y after transfer is 25 litres? Assume that after transferring 16 litres from boiler X, boiler Y is running at full capacity
Read the following statement about boilers. I. Water tube boiler is capable of generating steam of pressure more than 50 kg/cm2 . II. Fire tube boiler is suitable for generating steam of pressure less than 17.5 kg/cm2 . III. Water tube boiler occupy comparatively less space.
In natural circulation boilers, water circulation takes place due to natural convection current produced by the application of heat.
The question below, there is a statement followed by two conclusions numbered I and II. You have to assume everything in the statement to be true. Then consider the 2 conclusion together and decide which of them follows beyond a reasonable doubt from the information given in the statement. Statement: High pressure boilers are hazardous pieces of equipment, which are strictly regulated with special laws. Conclusions: I. If not regulated, high pressure boilers will be easily available in the market II. High pressure boilers are rare.
The diameter of tubes for natural circulation boiler as compared to controlled circulation boilers is
Water tube boilers are further classified into horizontal straight tube and bent tube boilers.
When the circulation of water, in a boiler, is by convection currents which are set up during the heating of water, then the boiler is known as
Water (CP = 4 kJ/kg K) is fed to a boiler at 30°C, the enthalpy of vaporization at atmospheric pressure in the boiler is 2400 kJ/kg; the steam coming from the boiler is 0.9 dry. What is the net heat supplied in the boiler?
Comparing fire tube and water tube boilers, which boiler can produce comparatively higher pressure steam than another for the same capacity?
What is main demerit of water tube boilers over fire tube boilers?