Engineering Thermodynamics Which of the following is the correct statement of the second law of thermodynamics? It is impossible to transfer heat from a body at a lower temperature to a higher temperature, without the aid of an external source It is impossible to construct an engine working on a cyclic process, whose sole purpose is to convert heat energy into work All of these 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 It is impossible to construct an engine working on a cyclic process, whose sole purpose is to convert heat energy into work All of these There is a definite amount of mechanical energy, which can be obtained from a given quantity of heat energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When cut-off ratio is ________; the efficiency of Diesel cycle approaches to Otto cycle efficiency 2 43834 43835 Zero 2 43834 43835 Zero ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The specific heat at constant volume is The amount of heat required to raise the temperature of unit mass of gas through one degree, at constant volume The amount of heat required to raise the temperature of 1 kg of water through one degree Any one of the above The amount of heat required to raise the temperature of unit mass of gas through one degree, at constant pressure The amount of heat required to raise the temperature of unit mass of gas through one degree, at constant volume The amount of heat required to raise the temperature of 1 kg of water through one degree Any one of the above The amount of heat required to raise the temperature of unit mass of gas through one degree, at constant pressure ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics One kilowatt is equal to 100 N-m 1000 N-m/s 1 N-m/s 1 × 106 N-m/s 100 N-m 1000 N-m/s 1 N-m/s 1 × 106 N-m/s ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics One kg of carbon monoxide requires 4/7 kg of oxygen and produces 11/7 kg of carbon dioxide gas 7/3 kg of carbon monoxide gas 8/3 kg of carbon monoxide gas 11/3 kg of carbon dioxide gas 11/7 kg of carbon dioxide gas 7/3 kg of carbon monoxide gas 8/3 kg of carbon monoxide gas 11/3 kg of carbon dioxide gas ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics An open cycle gas turbine works on Otto cycle Carnot cycle Joule's cycle Stirling cycle Otto cycle Carnot cycle Joule's cycle Stirling cycle ANSWER DOWNLOAD EXAMIANS APP
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