Engineering Thermodynamics Which of the following processes is irreversible process? Throttling Adiabatic All of these Isothermal Throttling Adiabatic All of these Isothermal ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In closed cycle gas turbine, the air is compressed Isothermally None of these Polytropically Isentropically Isothermally None of these Polytropically Isentropically ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics During throttling process Heat exchange does not take place All of these No work is done by expanding steam There is no change of internal energy of steam Heat exchange does not take place All of these No work is done by expanding steam There is no change of internal energy of steam ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Otto cycle efficiency is higher than Diesel cycle efficiency for the same compression ratio and heat input because in Otto cycle Combustion is at constant volume Heat rejection is lower Expansion and compression are isentropic Maximum temperature is higher Combustion is at constant volume Heat rejection is lower Expansion and compression are isentropic Maximum temperature is higher ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The index of compression ‘n’ tends to reach ratio of specific heats ‘y’ when Process is isentropic Process is isentropic and specific heat does not change with temperature Flow is uniform and steady Process is isothermal Process is isentropic Process is isentropic and specific heat does not change with temperature Flow is uniform and steady Process is isothermal ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The energy of molecular motion appears as Surface tension Potential energy Friction Heat Surface tension Potential energy Friction Heat ANSWER DOWNLOAD EXAMIANS APP
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