Engineering Thermodynamics First law of thermodynamics Enables to determine change in internal energy of the system Does not enable to determine change in entropy All of these Provides relationship between heat, work and internal energy Enables to determine change in internal energy of the system Does not enable to determine change in entropy All of these Provides relationship between heat, work and internal energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A heat exchange process in which the product of pressure and volume remains constant is known as Heat exchange process Isentropic process Hyperbolic process Throttling process Heat exchange process Isentropic process Hyperbolic process Throttling process ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Zeroth law of thermodynamics Deals with reversibility and irreversibility of process Deals with conversion of mass and energy Deals with heat engines States that if two systems are both in equilibrium with a third system, they are in thermal equilibrium with each other Deals with reversibility and irreversibility of process Deals with conversion of mass and energy Deals with heat engines States that if two systems are both in equilibrium with a third system, they are in thermal equilibrium with each other ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The heat absorbed or rejected by the working substance is given by (where ds = Increase or decrease of entropy, T = Absolute temperature, and dQ = Heat absorbed or rejected) None of the listed here δQ = T.ds δQ = T/ds dQ = ds/T None of the listed here δQ = T.ds δQ = T/ds dQ = ds/T ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics One kg of ethylene (C2H4) requires 2 kg of oxygen and produces 22/7 kg of carbon dioxide and ___ kg of water or steam. 11/7 11/4 9/7 7/4 11/7 11/4 9/7 7/4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Petrol is distilled at 470° to 550°C 220° to 345°C 65° to 220°C 345° to 470°C 470° to 550°C 220° to 345°C 65° to 220°C 345° to 470°C ANSWER DOWNLOAD EXAMIANS APP
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