Engineering Thermodynamics The atomic mass of nitrogen is __________ oxygen. Equal to None of these Less than More than Equal to None of these Less than More than ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The air standard efficiency of an Otto cycle is given by (where r = Compression ratio, and γ = Ratio of specific heats) 1 + rγ - 1 1 + (1/ rγ - 1) 1 - rγ - 1 1 - (1/ rγ - 1) 1 + rγ - 1 1 + (1/ rγ - 1) 1 - rγ - 1 1 - (1/ rγ - 1) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A gas is compressed in a cylinder by a movable piston to a volume one half its original volume. During the process 300 kJ heat left the gas and internal energy remained same. The work done on gas in Nm will be 3000 Nm 300 Nm 30 Nm 300,000 Nm 3000 Nm 300 Nm 30 Nm 300,000 Nm ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The more effective way of increasing efficiency of Carnot engine is to Increase lower temperature Increase higher temperature Decrease lower temperature Decrease higher temperature Increase lower temperature Increase higher temperature Decrease lower temperature Decrease higher temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The ratio of molar specific heats for mono-atomic gas is 1 1.4 1.67 1.87 1 1.4 1.67 1.87 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The heat energy stored in the gas and used for raising the temperature of the gas is known as Molecular energy Kinetic energy Internal energy External energy Molecular energy Kinetic energy Internal energy External energy ANSWER DOWNLOAD EXAMIANS APP
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