Engineering Thermodynamics Brayton cycle consists' of following four processes Two isothermal and two isentropic Two isentropic, one constant volume and one constant pressure Two isentropic and two constant pressures Two isentropic and two constant volumes Two isothermal and two isentropic Two isentropic, one constant volume and one constant pressure Two isentropic and two constant pressures Two isentropic and two constant volumes ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The kinetic energy per kg molecule of any gas at absolute temperature T is equal to (where Ru = Universal gas constant) Ru × T 2 Ru × T 3 Ru × T 1.5 Ru × T Ru × T 2 Ru × T 3 Ru × T 1.5 Ru × T 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 Polytropic process Hyperbolic process Isothermal process Adiabatic process Polytropic process Hyperbolic process Isothermal process Adiabatic process ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The polytropic index (n) is given by log (p2/ p1)/log (v1/ v2) log (v1/ v2)/ log (p1/p2) log (p1p2)/log (v1v2) log [(p1v1)/(p2v2)] log (p2/ p1)/log (v1/ v2) log (v1/ v2)/ log (p1/p2) log (p1p2)/log (v1v2) log [(p1v1)/(p2v2)] ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The work ratio of a gas turbine plant is given by (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) (Isentropic increase in temperature)/(Actual increase in temperature) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics One kilowatt is equal to 1 N-m/s 1 × 106 N-m/s 1000 N-m/s 100 N-m 1 N-m/s 1 × 106 N-m/s 1000 N-m/s 100 N-m ANSWER DOWNLOAD EXAMIANS APP
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