Engineering Thermodynamics The smallest quantity of a substance, which can exist by itself in a chemically recognizable form is known as Compound Atom Molecule Element Compound Atom Molecule Element ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The air standard efficiency of an Otto cycle is given by (where r = Compression ratio, and γ = Ratio of specific heats) 1 - rγ - 1 1 + (1/ rγ - 1) 1 + rγ - 1 1 - (1/ rγ - 1) 1 - rγ - 1 1 + (1/ rγ - 1) 1 + rγ - 1 1 - (1/ rγ - 1) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics If a system after undergoing a series of processes, returns to the initial state then Its entropy will change due to irreversibility Sum of heat and work transfer will be zero Process is executed in closed system cycle Process is thermodynamically in equilibrium Its entropy will change due to irreversibility Sum of heat and work transfer will be zero Process is executed in closed system cycle Process is thermodynamically in equilibrium ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When the expansion or compression takes place according to the law pvn = C, the process is known as Hyperbolic process Polytropic process Isothermal process Adiabatic process Hyperbolic process Polytropic process Isothermal process Adiabatic process ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When coal is strongly heated continuously for 42 to 48 hours in the absence of air in a closed vessel, the process is known as __________ of fuel. Carbonization Atomization None of these Combustion Carbonization Atomization None of these Combustion ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The heat energy stored in the gas and used for raising the temperature of the gas is known as Molecular energy External energy Internal energy Kinetic energy Molecular energy External energy Internal energy Kinetic energy ANSWER DOWNLOAD EXAMIANS APP
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