Steam Boilers MCQ Questions I Steam Boiler quiz set 1 – Mechanicaltalks February 8, 2022 by Randeep Paramanik 0 Created on February 08, 2022Power plant engineering Steam Boilers set 1 1 / 25 Category: Steam Boilers set 1 In a water-tube boiler, water flows through? tube drum shell none of the mentioned 2 / 25 Category: Steam Boilers set 1 An air preheater is installed _____ before the superheater none of the mentioned before the economiser between the economiser and chimney 3 / 25 Category: Steam Boilers set 1 The natural draught is produced by centrifugal fan chimney Steam jet none of the mentioned 4 / 25 Category: Steam Boilers set 1 Benson boiler requires 0 drums 2 drums 1 drums 3 drums 5 / 25 Category: Steam Boilers set 1 Lancashire boiler has ___ internal flue tubes. 1 4 2 3 6 / 25 Category: Steam Boilers set 1 Which of the following is a water tube boiler? Cochran boiler Babcock & Wilcox boiler Lancashire boiler Locomotive boiler 7 / 25 Category: Steam Boilers set 1 The performance of a boiler is measured by the moisture in fuel dry flue gases unburnt carbon steam formation 8 / 25 Category: Steam Boilers set 1 The diameter of flue tube in a Cornish boiler is ____ that of the shell. 1/4 1/3 3/5 2/5 9 / 25 Category: Steam Boilers set 1 The object of producing draught in a boiler is ___ to exhaust the gases of combustion from the combustion chamber to discharge the gases of combustion to the atmosphere through the chimney to provide an adequate supply of air for the fuel combustion all of the mentioned 10 / 25 Category: Steam Boilers set 1 Which of the following boiler is best suited to meet the fluctuating demand of steam? Babcock and Wilcox boiler Locomotive boiler Lancashire boiler Cornish boiler 11 / 25 Category: Steam Boilers set 1 The diameter of a cylindrical shell of a Scotch marine boiler varies from none of the mentioned 1.5 to 2m 2.5 to 3.5m 3.5 to 4.5m 12 / 25 Category: Steam Boilers set 1 The number of fire tubes in a Cochran boiler are 225 75 165 175 13 / 25 Category: Steam Boilers set 1 The heat balance sheet for the boiler shows the moisture present in the fuel steam formed by combustion of hydrogen per kg of fuel all of the mentioned complete account of heat supplied by 1 kg of dry fuel & the heat consumed 14 / 25 Category: Steam Boilers set 1 In a fire-tube boiler, the water is in tube shell all of the mentioned drum 15 / 25 Category: Steam Boilers set 1 Which of the following statement is correct? A simple vertical boiler has one fire tube all of the mentioned Steam at a high pressure and in large quantities can be produced with a simple vertical boiler A fire tube boiler occupies less space than a water tube boiler, for a given power 16 / 25 Category: Steam Boilers set 1 The subcritical steam generators operate between a pressure ranges of 140- 200 bar 130-180 bar 100-110 bar 120-160 bar 17 / 25 Category: Steam Boilers set 1 Which of the following are drumless once-through steam generators? Supercritical steam generators Subcritical steam generator Utility steam generators Marine steam generators 18 / 25 Category: Steam Boilers set 1 What is the critical pressure of steam? 300 bar 221.2 bar 120 bar 220 bar 19 / 25 Category: Steam Boilers set 1 Which device used to separate condensate from the steam without letting steam escape? condenser none of the mentioned steam valve steam trap 20 / 25 Category: Steam Boilers set 1 What is the pH value of water permissible for boiler? 0 slightly less than 7 7 slightly more than 7 21 / 25 Category: Steam Boilers set 1 Locomotive boiler is a multitubular, horizontal, externally fired & stationary boiler single tube, horizontal, internally fired& stationary boiler single tube, vertical, externally fired & stationary boiler multitubular, horizontal, internally fired & mobile boiler 22 / 25 Category: Steam Boilers set 1 The formation of scale boiler leads to increase in heat transfer decrease in maintenance of boiler decrease in efficiency of boiler increase in efficiency of boiler 23 / 25 Category: Steam Boilers set 1 What is the length of shell of a Locomotive boiler? 2m 3m 4m 5m 24 / 25 Category: Steam Boilers set 1 The supercritical steam generators operate at a pressure range of 200-240 bar 220- 240 bar 200-220 bar Greater than 240 bar 25 / 25 Category: Steam Boilers set 1 What is the purpose of super heater in a boiler? to increase the temperature of feedwater for better efficiency none of the mentioned to increase the temperature of saturated steam with increase in its pressure to increase the temperature of saturated steam without increase in its pressure Your score isThe average score is 0% LinkedIn Facebook VKontakte 0% Restart quiz Related Spread the love