Engineering Thermodynamics An adiabatic process is one in which All of these The change in internal energy is equal to the mechanical work done No heat enters or leaves the gas The temperature of the gas changes All of these The change in internal energy is equal to the mechanical work done No heat enters or leaves the gas The temperature of the gas changes ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The gas constant (R) is equal to the __________ of two specific heats. Sum Ratio Difference Product Sum Ratio Difference Product ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Carbonization of coal consists of Drying and crushing the coal to a fine powder Heating the wood with a limited supply of air to temperature not less than 280°C Moulding the finely ground coal under pressure with or without a binding material None of these Drying and crushing the coal to a fine powder Heating the wood with a limited supply of air to temperature not less than 280°C Moulding the finely ground coal under pressure with or without a binding material None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following is the lightest and most volatile liquid fuel? Kerosene Gasoline Fuel oil None of these Kerosene Gasoline Fuel oil None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A path 1-2-3 is given. A system absorbs 100 kJ as heat and does 60 kJ of work while along the path 1-4-3, it does 20 kJ of work. The heat absorbed during the cycle 1-4-3 is -40 kJ -140 kJ +60 kJ -80 kJ -40 kJ -140 kJ +60 kJ -80 kJ ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When the gas is cooled at constant pressure, Both temperature and volume increases Both temperature and volume decreases Its volume increases but temperature decreases Its temperature increases but volume decreases Both temperature and volume increases Both temperature and volume decreases Its volume increases but temperature decreases Its temperature increases but volume decreases ANSWER DOWNLOAD EXAMIANS APP