Question: Duringthe phase transition, __________ changes.
[A].pressure
volume
temperature
all (a), (b) and (c)
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
Chemical Engineering
In the equation, PVn = constant, if the value of n = 1, then it represents a reversible __________ process.
Question: In the equation, PVn = constant, if the value of n = 1, then it represents a reversible __________ process.
[A].isothermal
isobaric
polytropic
adiabatic
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
Entropy of an ideal gas depends upon its
Question: Entropy of an ideal gas depends upon its
[A].pressure
temperature
both (a) & (b)
neither (a) nor (b)
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
For an ideal gas, the internal energy depends upon its __________ only.
Question: For an ideal gas, the internal energy depends upon its __________ only.
[A].molecular size
temperature
volume
pressure
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
Gibbs free energy of mixing at constant pressure and temperature is always
Question: Gibbs free energy of mixing at constant pressure and temperature is always
[A].0
∞
+ ve
– ve
[A].
[B].
[C].
[D].
Answer: Option D
Explanation:
No answer description available for this question.
For a stable phase at constant pressure and temperature, the fugacity of each component in a binary system __________ as its mole fraction increases.
Question: For a stable phase at constant pressure and temperature, the fugacity of each component in a binary system __________ as its mole fraction increases.
[A].decreases
increases
remains same
decreases linearly
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
COP of a refrigerator drawing 1 kW of power per ton of refrigeration is about
Question: COP of a refrigerator drawing 1 kW of power per ton of refrigeration is about
[A].0.5
3.5
4.5
8.5
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
On opening the door of an operating refrigerator kept in a closed room, the temperature of the room will
Question: On opening the door of an operating refrigerator kept in a closed room, the temperature of the room will
[A].increase
decrease
remain same
increase in summer and will decrease in winter
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
A refrigerator works on the principle of __________ law of thermodynamics.
Question: A refrigerator works on the principle of __________ law of thermodynamics.
[A].zeroth
first
second
third
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
A refrigeration cycle is the same as a __________ cycle,
Question: A refrigeration cycle is the same as a __________ cycle,
[A].turbine
heat engine
reversed heat engine
none of these
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.