According to Avogadro’s law
A. The product of the gas constant and the molecular mass of an ideal gas is constant
B. The sum of partial pressure of the mixture of two gases is sum of the two
C. Equal volumes of all gases, at the same temperature and pressure, contain equal number of molecules
D. All of the above
Answer: Option C
This Question Belongs to Mechanical Engineering >> Engineering Thermodynamics
Addition of heat at constant pressure to a gas results in
A. Raising its temperature
B. Raising its pressure
C. Raising its volume
D. Raising its temperature and doing external work
Which of the following items is not a path function?
A. Heat
B. Work
C. Kinetic energy
D. Thermal conductivity
An actual engine is to be designed having same efficiency as the Carnot cycle. Such a proposition is
A. Feasible
B. Impossible
C. Possible
D. Possible, but with lot of sophistications
The absolute zero pressure can be attained at a temperature of
A. 0°C
B. -273°C
C. 273 K
D. None of these
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