Engineering Thermodynamics The property of a working substance which increases or decreases as the heat is supplied or removed in a reversible manner, is known as Enthalpy Entropy External energy Internal energy Enthalpy Entropy External energy Internal energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The oxygen atom is ________ times heavier than the hydrogen atom. 2 16 8 32 2 16 8 32 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The energy of molecular motion appears as Surface tension Friction Heat Potential energy Surface tension Friction Heat Potential energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The throttling process is __________ process. Reversible None of these Reversible or irreversible Irreversible Reversible None of these Reversible or irreversible Irreversible 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 Maximum temperature is higher Heat rejection is lower Combustion is at constant volume Expansion and compression are isentropic Maximum temperature is higher Heat rejection is lower Combustion is at constant volume Expansion and compression are isentropic ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following parameters is constant for a mole for most of the gases at a given temperature and pressure Enthalpy Mass Volume Entropy Enthalpy Mass Volume Entropy ANSWER DOWNLOAD EXAMIANS APP
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