Engineering Thermodynamics The main cause for the irreversibility is Unrestricted expansion Mechanical and fluid friction Heat transfer with a finite temperature difference All of these Unrestricted expansion Mechanical and fluid friction Heat transfer with a finite temperature difference All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The value of one bar (in S. I. units) is equal to 1 × 103 N/m2 1 × 102 N/m2 1 × 104 N/m2 1 × 105 N/m2 1 × 103 N/m2 1 × 102 N/m2 1 × 104 N/m2 1 × 105 N/m2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following variables controls the physical properties of a perfect gas? All of these Temperature Volume Pressure All of these Temperature Volume Pressure ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics One reversible heat engine operates between 1600 K and T2 K and another reversible heat engine operates between T2 K and 400 K. If both the engines have the same heat input and output, then temperature T2 is equal to 1400 K 1000 K 1200 K 800 K 1400 K 1000 K 1200 K 800 K ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In an ideal gas turbine plant, it is assumed that the compression and expansion processes are Polytropic Isentropic Isothermal None of these Polytropic Isentropic Isothermal None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The property of a working substance which increases or decreases as the heat is supplied or removed in a reversible manner, is known as External energy Internal energy Entropy Enthalpy External energy Internal energy Entropy Enthalpy ANSWER DOWNLOAD EXAMIANS APP
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