Steam Boilers, Engines, Nozzles and Turbines The discharge of steam in a convergent-divergent nozzle __________ after the throat (i.e. in the divergent portion of the nozzle) None of these Increases Remains constant Decreases None of these Increases Remains constant Decreases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The best suited coal for chain or traveling grate stoker boiler is Coking coal Pulverized coal Non-coking or free burning coal High sulphur coal Coking coal Pulverized coal Non-coking or free burning coal High sulphur coal ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines On Millier chart, the constant pressure lines First rise up and then fall Are equally spaced throughout Diverge from right to left Diverge from left to right First rise up and then fall Are equally spaced throughout Diverge from right to left Diverge from left to right ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The value of diagram factor depends upon Back pressure Initial pressure of steam Initial conditions of steam All of these Back pressure Initial pressure of steam Initial conditions of steam All of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The velocity of steam at throat of the nozzle is __________ the velocity of sound. More than Less than Equal to None of these More than Less than Equal to None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The relative efficiency is defined as the Ratio of heat equivalent to indicated power to the energy supplied in steam Ratio of thermal efficiency to Rankine efficiency Product of thermal efficiency and Rankine efficiency Ratio of brake power to the indicated power Ratio of heat equivalent to indicated power to the energy supplied in steam Ratio of thermal efficiency to Rankine efficiency Product of thermal efficiency and Rankine efficiency Ratio of brake power to the indicated power ANSWER DOWNLOAD EXAMIANS APP
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