Engineering Thermodynamics If a system after undergoing a series of processes, returns to the initial state then Sum of heat and work transfer will be zero Process is thermodynamically in equilibrium Process is executed in closed system cycle Its entropy will change due to irreversibility Sum of heat and work transfer will be zero Process is thermodynamically in equilibrium Process is executed in closed system cycle Its entropy will change due to irreversibility ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The smallest quantity of a substance, which can exist by itself in a chemically recognizable form is known as Compound Element Atom Molecule Compound Element Atom Molecule ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When the expansion or compression takes place according to the law pvn = C, the process is known as Adiabatic process Hyperbolic process Isothermal process Polytropic process Adiabatic process Hyperbolic process Isothermal process Polytropic process ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In order that a cycle be reversible, following must be satisfied All of these When beat is being rejected, temperature of cold source and working substance should be same When heat is being absorbed, temperature of hot source and working substance should be same Free expansion or friction resisted expansion/compression process should not be encountered All of these When beat is being rejected, temperature of cold source and working substance should be same When heat is being absorbed, temperature of hot source and working substance should be same Free expansion or friction resisted expansion/compression process should not be encountered ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of a gas turbine is given by (Isentropic increase in temperature)/(Actual increase in temperature) (Net work output)/(Work-done by the turbine) (Net work output)/(Heat supplied) (Actual temperature drop)/(Isentropic temperature drop) (Isentropic increase in temperature)/(Actual increase in temperature) (Net work output)/(Work-done by the turbine) (Net work output)/(Heat supplied) (Actual temperature drop)/(Isentropic temperature drop) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Characteristic gas constant of a gas is equal to Cp /Cv Cv /Cp Cp - Cv Cp + Cv Cp /Cv Cv /Cp Cp - Cv Cp + Cv ANSWER DOWNLOAD EXAMIANS APP
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