Engineering Thermodynamics The fuel mostly used in blast furnace for extracting pig iron from iron ores is Pulverized coal Hard coke Soft coke Bituminous coal Pulverized coal Hard coke Soft coke Bituminous coal ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In closed cycle gas turbine, the air is compressed None of these Isentropically Polytropically Isothermally None of these Isentropically Polytropically Isothermally ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of a gas turbine is given by (Net work output)/(Work-done by the turbine) (Isentropic increase in temperature)/(Actual increase in temperature) (Actual temperature drop)/(Isentropic temperature drop) (Net work output)/(Heat supplied) (Net work output)/(Work-done by the turbine) (Isentropic increase in temperature)/(Actual increase in temperature) (Actual temperature drop)/(Isentropic temperature drop) (Net work output)/(Heat supplied) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The temperature at which the volume of a gas becomes zero is called Absolute temperature Absolute scale of temperature Absolute zero temperature None of these Absolute temperature Absolute scale of temperature Absolute zero temperature None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics According to which law, all perfect gases change in volume by 1/273th of their original volume at 0°C for every 1°C change in temperature when pressure remains constant Charles' law Joule's law Gay Lussac’s law Boyle's law Charles' law Joule's law Gay Lussac’s law Boyle's law ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following variables controls the physical properties of a perfect gas? Volume Pressure Temperature All of these Volume Pressure Temperature All of these ANSWER DOWNLOAD EXAMIANS APP
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