Engineering Thermodynamics The absolute zero pressure will be At sea level At the center of the earth When molecular momentum of the system becomes zero At the temperature of - 273 K At sea level At the center of the earth When molecular momentum of the system becomes zero At the temperature of - 273 K ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics For a thermodynamic process to be reversible, the temperature difference between hot body and working substance should be Infinity Zero Minimum Maximum Infinity Zero Minimum Maximum ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The change of entropy, when heat is absorbed by the gas, is Positive or negative Positive Negative None of these Positive or negative Positive Negative None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A perfect gas at 27°C is heated at constant pressure till its volume is double. The final temperature is 54°C 654°C 108°C 327°C 54°C 654°C 108°C 327°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics First law of thermodynamics Provides relationship between heat, work and internal energy Enables to determine change in internal energy of the system Does not enable to determine change in entropy All of these Provides relationship between heat, work and internal energy Enables to determine change in internal energy of the system Does not enable to determine change in entropy All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The general gas energy equation is (where Q1 - 2 = Heat supplied, dU = Change in internal energy, and W1 - 2 = Work done in heat units) Q1 - 2 = dU × W1 - 2 Q1 - 2 = dU + W1 - 2 Q1 - 2 = dU/W1 - 2 Q1 - 2 = dU - W1 - 2 Q1 - 2 = dU × W1 - 2 Q1 - 2 = dU + W1 - 2 Q1 - 2 = dU/W1 - 2 Q1 - 2 = dU - W1 - 2 ANSWER DOWNLOAD EXAMIANS APP