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1. When cut-off ratio is __________ the efficiency of Diesel cycle approaches to Otto cycle efficiency.
2. The kinetic energy of molecules of a gas becomes zero at absolute zero temperature.
3. The absolute zero temperature is taken as
4. One kg of carbon requires 4/3 kg of oxygen and produces __________ kg of carbon monoxide gas.
5. A series of operations, which takes place in a certain order and restore the initial conditions at the end, is known as
6. The behaviour of a perfect gas, undergoing any change in the variables which control physical properties, is governed by
7. According to Kelvin-Planck's statement of second law of thermodynamics,
8. The absolute pressure of a given mass of a perfect gas varies inversely as its volume, when the temperature remains constant. This statement is known as Charles' law.
9. During which of the following process does heat rejection takes place in Carnot cycle?
10. When two bodies are in thermal equilibrium with a third body, they are also in thermal equilibrium with each other. This statement is called
11. Which of the following gas has a minimum molecular mass?
12. The thermodynamic property of a system is said to be an intensive property whose value for the entire system __________ the sum of their value for the individual parts of the system.
13. The entropy of water at 0°C is assumed to be
14. The specific heat at constant volume is
15. According to Avogadro's law
16. The total energy of a molecule is shared equally by the various degrees of freedom possessed by it. This law is known as
17. The hyperbolic process is governed by
18. The area under the temperature-entropy curve (T - s curve) of any thermodynamic process represents
19. According to Gay-Lussac law, the absolute pressure of a given mass of a perfect gas varies __________ as its absolute temperature, when the volume remains constant.
20. The efficiency of Joule cycle is
Thermodynamics MCQ 3
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Mechanical Engineering MCQ

  1. Automobile Engineering
  2. Material Science or Engineering Material
  3. Workshop Technology
  4. Fluid Mechanics
  5. Engineering Mechanics

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