Engineering Thermodynamics The polytropic index (n) is given by 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)] log (p2/ p1)/log (v1/ v2) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics If a gas vapour is allowed to expand through a very minute aperture, then such a process is known as Hyperbolic expansion Adiabatic expansion Free expansion Throttling Hyperbolic expansion Adiabatic expansion Free expansion Throttling ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Stirling cycle consists of Two constant volume and two isothermal processes One constant volume, one constant pressure and two isentropic processes Two constant volume and two isentropic processes Two constant pressure and two isothermal processes Two constant volume and two isothermal processes One constant volume, one constant pressure and two isentropic processes Two constant volume and two isentropic processes Two constant pressure and two isothermal processes ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Calorie is a measure of Entropy Thermal capacity Specific heat Quantity of heat Entropy Thermal capacity Specific heat Quantity of heat ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Boyle's law i.e. pV = constant is applicable to gases under Only small range of pressures All ranges of pressures High range of pressures Steady change of pressures Only small range of pressures All ranges of pressures High range of pressures Steady change of pressures ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When the gas is cooled at constant pressure, Its volume increases but temperature decreases Both temperature and volume decreases Both temperature and volume increases Its temperature increases but volume decreases Its volume increases but temperature decreases Both temperature and volume decreases Both temperature and volume increases Its temperature increases but volume decreases ANSWER DOWNLOAD EXAMIANS APP
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