Engineering Thermodynamics The fuel mostly used in blast furnace for extracting pig iron from iron ores is Soft coke Pulverized coal Hard coke Bituminous coal Soft coke Pulverized coal Hard coke Bituminous coal ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The gas turbine cycle with regenerator improves Work ratio None of these Thermal efficiency Avoid pollution Work ratio None of these Thermal efficiency Avoid pollution ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics No liquid can exist as liquid at Centre of earth Zero pressure 273°K Vacuum Centre of earth Zero pressure 273°K Vacuum ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Change in internal energy in a closed system is equal to heat transferred if the reversible process takes place at constant Pressure Volume Internal energy Temperature Pressure Volume Internal energy Temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following is the correct statement? Irreversible engines have maximum efficiency. All the reversible and irreversible engines have the same efficiency. All the reversible engines have the same efficiency. All engines are designed as reversible in order to obtain maximum efficiency. Irreversible engines have maximum efficiency. All the reversible and irreversible engines have the same efficiency. All the reversible engines have the same efficiency. All engines are designed as reversible in order to obtain maximum efficiency. ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics For same compression ratio and for same heat added Both Otto and Diesel cycles are equally efficient Diesel cycle is more efficient than Otto cycle Efficiency depends on other factors Otto cycle is more efficient than Diesel cycle Both Otto and Diesel cycles are equally efficient Diesel cycle is more efficient than Otto cycle Efficiency depends on other factors Otto cycle is more efficient than Diesel cycle ANSWER DOWNLOAD EXAMIANS APP