Engineering Thermodynamics Steam coal is a Brown coal Non-coking bituminous coal Coking bituminous coal Pulverized coal Brown coal Non-coking bituminous coal Coking bituminous coal Pulverized coal ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The energy of molecular motion appears as Heat Friction Potential energy Surface tension Heat Friction Potential energy Surface tension ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following variables controls the physical properties of a perfect gas? All of these Volume Pressure Temperature All of these Volume Pressure Temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When the gas is heated at constant volume, the heat supplied None of these Does some external work during expansion Increases the internal energy of the gas and increases the temperature of the gas Both (A) and (B) None of these Does some external work during expansion Increases the internal energy of the gas and increases the temperature of the gas Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The air standard efficiency of an Otto cycle is given by (where r = Compression ratio, and γ = Ratio of specific heats) 1 + (1/ rγ - 1) 1 - (1/ rγ - 1) 1 + rγ - 1 1 - rγ - 1 1 + (1/ rγ - 1) 1 - (1/ rγ - 1) 1 + rγ - 1 1 - rγ - 1 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The compression ratio for Diesel engines is 3 to 6 20 to 30 5 to 8 15 to 20 3 to 6 20 to 30 5 to 8 15 to 20 ANSWER DOWNLOAD EXAMIANS APP