Engineering Thermodynamics Which of the following laws is applicable for the behaviour of a perfect gas? Charles ‘law Boyle's law All of these Gay Lussac’s law Charles ‘law Boyle's law All of these Gay Lussac’s law 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 - rγ - 1 1 + (1/ rγ - 1) 1 + rγ - 1 1 - (1/ rγ - 1) 1 - rγ - 1 1 + (1/ rγ - 1) 1 + rγ - 1 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In a Carnot cycle, heat is transferred at Constant enthalpy Constant temperature Constant pressure Constant volume Constant enthalpy Constant temperature Constant pressure Constant volume ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following is the correct statement of the second law of thermodynamics? It is impossible to construct an engine working on a cyclic process, whose sole purpose is to convert heat energy into work There is a definite amount of mechanical energy, which can be obtained from a given quantity of heat energy It is impossible to transfer heat from a body at a lower temperature to a higher temperature, without the aid of an external source All of these It is impossible to construct an engine working on a cyclic process, whose sole purpose is to convert heat energy into work There is a definite amount of mechanical energy, which can be obtained from a given quantity of heat energy It is impossible to transfer heat from a body at a lower temperature to a higher temperature, without the aid of an external source All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The specific heat of water is 1.817 4.187 None of these 2.512 1.817 4.187 None of these 2.512 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of Diesel cycle depends upon Temperature limits Compression ratio Cut-off ratio and compression ratio Pressure ratio Temperature limits Compression ratio Cut-off ratio and compression ratio Pressure ratio ANSWER DOWNLOAD EXAMIANS APP