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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
The kinetic energy of gas molecule is zero at

0°C
100°C
273°C
-273°C

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Chemical Engineering Thermodynamics
If atmospheric temperature and dew point are nearly equal, then the relative humidity is

Almost 100%
Unpredictable
Zero
50%

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Chemical Engineering Thermodynamics
If the pressure on 100 c.c. of air is halved, then its volume (at the same temperature) would be __________ c.c.

50
100
200
205

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Chemical Engineering Thermodynamics
Boyle's law for gases states that

P ∝ 1/V, when temperature & mass of the gas remain constant
P ∝ 1/V, when temperature is constant
P/V = constant, for any gas
P ∝ V, at constant temperature & mass of the gas

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Chemical Engineering Thermodynamics
Ideal refrigeration cycle is

Same as reverse Carnot cycle
Dependent on the refrigerant's properties
Same as Carnot cycle
The least efficient of all refrigeration processes

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Chemical Engineering Thermodynamics
Joule-Thomson effect i.e., a throttling process is a constant __________ process.

Enthalpy
Entropy
Temperature
Internal energy

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MORE MCQ ON Chemical Engineering Thermodynamics

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