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Chemical Engineering - Chemical Engineering Thermodynamics

Exercise : Chemical Engineering Thermodynamics - Section 9
36.
In the equation PVn = constant, if the value of n = y = Cp/Cv, then it represents a reversible __________ process.
isothermal
adiabatic
isentropic
polytropic
Answer: Option
Explanation:
No answer description is available. Let's discuss.
37.
The ammonia synthesis reaction represented by N2 + 3H2 2NH3 ; ΔH = - 22.4 kcal, is
endothermic
exothermic
isothermal
adiabatic
Answer: Option
Explanation:
No answer description is available. Let's discuss.
38.
With increase in temperature, the atomic heat capacities of all solid elements
increases
decreases
remains unchanged
decreases linearly
Answer: Option
Explanation:
No answer description is available. Let's discuss.
39.
The temperature at the eutectic point of the system is the __________ temperature that can be attained in the system.
lowest
highest
average
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
40.
The effect of changing the evaporator temperature on COP as compared to that of changing the condenser temperature (in vapour compression refrigeration system) is
less pronounced
more pronounced
equal
data insufficient, can't be predicted.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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