Engineering Thermodynamics The oxygen atom is ________ times heavier than the hydrogen atom. 2 8 16 32 2 8 16 32 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 Coke is produced When coal is strongly heated continuously for 42 to 48 hours in the absence of air in a closed vessel From the finely ground coal by moulding under pressure with or without a binding material By heating wood with a limited supply of air to a temperature not less than 280°C When coal is first dried and then crushed to a fine powder by pulverizing machine When coal is strongly heated continuously for 42 to 48 hours in the absence of air in a closed vessel From the finely ground coal by moulding under pressure with or without a binding material By heating wood with a limited supply of air to a temperature not less than 280°C When coal is first dried and then crushed to a fine powder by pulverizing machine ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The calorific value of gaseous fuel is expressed in kJ/kg kJ/m2 kJ/m3 kJ kJ/kg kJ/m2 kJ/m3 kJ ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The absolute zero pressure will be At the temperature of - 273 K At sea level When molecular momentum of the system becomes zero At the center of the earth At the temperature of - 273 K At sea level When molecular momentum of the system becomes zero At the center of the earth ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics During throttling process All of these There is no change of internal energy of steam No work is done by expanding steam Heat exchange does not take place All of these There is no change of internal energy of steam No work is done by expanding steam Heat exchange does not take place ANSWER DOWNLOAD EXAMIANS APP
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