Related Questions

What happens in a reversible adiabatic compression?
A Heating occurs
B Cooling occurs
C Pressure is constant
D Temperature is constant
The expression for the work done for a reversible polytropic process can be used to obtain the expression for work done for all processes, except reversible __________ process.
A Isobaric
B Isothermal
C Adiabatic
D None of these
For reversible adiabatic process, change in entropy is
A Maximum
B Minimum
C Zero
D Negative
Specific heat of a gas for a reversible adiabatic process is
A Negative
B Zero
C Infinity
D None of these
Entropy change in case of reversible adiabatic process is
A Minimum
B Zero
C Maximum
D Indeterminate
Which of the following is not correct for a reversible adiabatic process?
A $${\text{T}}{{\text{V}}^{\gamma - 1}}$$  = constant
B $${{\text{P}}^{1 - \gamma }}.{{\text{T}}^{\text{Y}}}$$  = constant
C $${\text{P}}{{\text{V}}^\gamma }$$  = constant
D None of these
During adiabatic expansion of gas
A Pressure remains constant
B Pressure is increased
C Temperature remains constant
D None of these
When a gas is subjected to adiabatic expansion, it gets cooled due to
A Decrease in velocity
B Decrease in temperature
C Decrease in kinetic energy
D Energy spent in doing work
During a reversible isothermal expansion of an ideal gas, the entropy change is
A +ve
B 0
C -ve
D ∞
In Meyer's expansion valve, the expansion valve is driven by an eccentric having an angle of advance from
A 50° - 60°
B 60° - 70°
C 70° - 80°
D 80° - 90°

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