Engineering Thermodynamics The efficiency of Diesel cycle with decrease in cut-off First increases and then decreases First decreases and then increases Decreases Increases First increases and then decreases First decreases and then increases Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The gas constant (R) is equal to the Ratio of two specific heats Difference of two specific heats Sum of two specific heats Product of two specific heats Ratio of two specific heats Difference of two specific heats Sum of two specific heats Product of two specific heats ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Absolute zero pressure will occur At a temperature of 273°K Under vacuum conditions At sea level When molecular momentum of the system becomes zero At a temperature of 273°K Under vacuum conditions At sea level When molecular momentum of the system becomes zero ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The change of entropy, when heat is absorbed by the gas, is None of these Positive or negative Negative Positive None of these Positive or negative Negative Positive ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The fuel mostly used in blast furnace for extracting pig iron from iron ores is Pulverized coal Soft coke Hard coke Bituminous coal Pulverized coal Soft coke Hard coke Bituminous coal ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics One reversible heat engine operates between 1600 K and T2 K and another reversible heat engine operates between T2 K and 400 K. If both the engines have the same heat input and output, then temperature T2 is equal to 800 K 1400 K 1200 K 1000 K 800 K 1400 K 1200 K 1000 K ANSWER DOWNLOAD EXAMIANS APP
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