Engineering Thermodynamics Coke is produced When coal is first dried and then crushed to a fine powder by pulverizing machine By heating wood with a limited supply of air to a temperature not less than 280°C From the finely ground coal by moulding under pressure with or without a binding material When coal is strongly heated continuously for 42 to 48 hours in the absence of air in a closed vessel When coal is first dried and then crushed to a fine powder by pulverizing machine By heating wood with a limited supply of air to a temperature not less than 280°C From the finely ground coal by moulding under pressure with or without a binding material When coal is strongly heated continuously for 42 to 48 hours in the absence of air in a closed vessel ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In an ideal gas turbine plant, it is assumed that the compression and expansion processes are None of these Isothermal Isentropic Polytropic None of these Isothermal Isentropic Polytropic ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The compression ratio for Diesel engines is 3 to 6 5 to 8 20 to 30 15 to 20 3 to 6 5 to 8 20 to 30 15 to 20 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of Diesel cycle increases with None of these Constant cut-off Increase in cut-off Decrease in cut-off None of these Constant cut-off Increase in cut-off Decrease in cut-off ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Second law of thermodynamics defines Heat Internal energy Work Entropy Heat Internal energy Work Entropy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When cut-off ratio is ________; the efficiency of Diesel cycle approaches to Otto cycle efficiency Zero 43834 2 43835 Zero 43834 2 43835 ANSWER DOWNLOAD EXAMIANS APP