Engineering Thermodynamics Properties of substances like pressure, temperature and density, in thermodynamic coordinates are Cyclic functions Real functions Point functions Path functions Cyclic functions Real functions Point functions Path functions ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Water contained in a beaker can be made to boil by passing steam through it Not possible At a pressure greater than atmospheric pressure Any pressure At atmospheric pressure Not possible At a pressure greater than atmospheric pressure Any pressure At atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When two bodies are in thermal equilibrium with a third body, they are also in thermal equilibrium with each other. This statement is called Second law of thermodynamics Kelvin Planck's law Zeroth law of thermodynamics First law of thermodynamics Second law of thermodynamics Kelvin Planck's law Zeroth law of thermodynamics First law of thermodynamics ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Work-done during adiabatic expansion is given by (where p1 v1, T1 = Pressure, volume and temperature for the initial condition of gas, p2, v2, T2 = Corresponding values for the final condition of gas, R = Gas constant, and γ = Ratio of specific heats) [m R T1/(γ - 1)][1 - (p2, v2 /p1 v1)] All of these (p1 v1 - p2, v2)/(γ - 1) [m R (T1 - T2)] /(γ - 1) [m R T1/(γ - 1)][1 - (p2, v2 /p1 v1)] All of these (p1 v1 - p2, v2)/(γ - 1) [m R (T1 - T2)] /(γ - 1) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following is the correct statement? All the reversible engines have the same efficiency. Irreversible engines have maximum efficiency. All the reversible and irreversible engines have the same efficiency. All engines are designed as reversible in order to obtain maximum efficiency. All the reversible engines have the same efficiency. Irreversible engines have maximum efficiency. All the reversible and irreversible engines have the same efficiency. All engines are designed as reversible in order to obtain maximum efficiency. ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A process, in which the gas is heated or expanded in such a way that the product of its pressure and volume remains constant, is called Isothermal process Hyperbolic process Polytropic process Adiabatic process Isothermal process Hyperbolic process Polytropic process Adiabatic process ANSWER DOWNLOAD EXAMIANS APP
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