Steam Boilers, Engines, Nozzles and Turbines Mechanical equivalent of heat for 1 kcal or Joule's equivalent is equal to 421 kg.m 102 kg.m 421 kg.m 539 kg.m 421 kg.m 102 kg.m 421 kg.m 539 kg.m ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines When the nozzle operates with the maximum mass flow, the nozzle is said to be None of these Under-damping Choked Over-damping None of these Under-damping Choked Over-damping ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Relative percentage of heat absorbed through the heat transfer of(i) Furnace water wall(ii) Boiler tank(iii) Superheater(iv) Economizer(v) Air-heater of a typical boiler of 200 MW capacity would be of the order of 48 : 20 : 15 : 7 : 10 10 : 7 : 15 : 20 : 48 20 : 48 : 7 : 15 : 10 7 : 15 : 20 : 10 : 48 48 : 20 : 15 : 7 : 10 10 : 7 : 15 : 20 : 48 20 : 48 : 7 : 15 : 10 7 : 15 : 20 : 10 : 48 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines One kilowatt-hour energy is equivalent to 1000 J 360 kJ 3600 kJ 3600 kW/sec 1000 J 360 kJ 3600 kJ 3600 kW/sec ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following varieties of coals is mostly used in steam boilers? Non-coking bituminous coal Brown coal Peat None of the listed here Non-coking bituminous coal Brown coal Peat None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which is not the correct statement about moisture in coal? Some moisture in coal helps in better burning which is not possible with completely dry coal Inherent moisture and surface moisture are different things It increases thermal efficiency In some coals moisture may be present up to 40% Some moisture in coal helps in better burning which is not possible with completely dry coal Inherent moisture and surface moisture are different things It increases thermal efficiency In some coals moisture may be present up to 40% ANSWER DOWNLOAD EXAMIANS APP
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