Engineering Thermodynamics In a free expansion process Heat transfer is zero Work done is zero Both (A) and (B) above Work done is zero but heat increases Heat transfer is zero Work done is zero Both (A) and (B) above Work done is zero but heat increases ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following laws is applicable for the behaviour of a perfect gas? All of these Gay Lussac’s law Charles ‘law Boyle's law All of these Gay Lussac’s law Charles ‘law Boyle's law ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Compressed air coming out from a punctured football Becomes cooler Becomes hotter May become hotter or cooler depending upon the humidity of the surrounding air Remains at the same temperature Becomes cooler Becomes hotter May become hotter or cooler depending upon the humidity of the surrounding air Remains at the same temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A perpetual motion machine is A hypothetical machine whose operation would violate the laws of thermodynamics A non-thermodynamic machine A hypothetical machine A thermodynamic machine A hypothetical machine whose operation would violate the laws of thermodynamics A non-thermodynamic machine A hypothetical machine A thermodynamic machine 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 -80 kJ -140 kJ -40 kJ +60 kJ -80 kJ -140 kJ -40 kJ +60 kJ ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Charles' law states that all perfect gases change in volume by __________ of its original volume at 0°C for every 1°C change in temperature, when pressure remains constant. 1/273th 1/27th 1/173th 1/93th 1/273th 1/27th 1/173th 1/93th ANSWER DOWNLOAD EXAMIANS APP
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