1
GATE ME 2005
MCQ (Single Correct Answer)
+2
-0.6
The following table of properties was printed out for saturated liquid and saturated vapour of ammonia. The titles for only the first two columns are available. All that we know is that the other columns (columns $$3$$ to $$8$$) contain data on specific properties, namely, internal energy $$(kJ/kg),$$ enthalpy $$(kJ/kg)$$ and entropy $$(kJ/kg.K).$$ GATE ME 2005 Thermodynamics - Properties of Pure Substances Question 7 English

The specific enthalpy data are in columns

A
$$3$$ and $$7$$
B
$$3$$ and $$8$$
C
$$5$$ and $$7$$
D
$$5$$ and $$8$$
2
GATE ME 2005
MCQ (Single Correct Answer)
+2
-0.6
The following table of properties was printed out for saturated liquid and saturated vapour of ammonia. The titles for only the first two columns are available. All that we know is that the other columns (columns $$3$$ to $$8$$) contain data on specific properties, namely, internal energy $$(kJ/kg),$$ enthalpy $$(kJ/kg)$$ and entropy $$(kJ/kg.K).$$ GATE ME 2005 Thermodynamics - Properties of Pure Substances Question 6 English

When saturated liquid at $${40^ \circ }C$$ is throttled to $$ - {20^ \circ }C,$$ the quality at exit will be

A
$$0.189$$
B
$$0.212$$
C
$$0.231$$
D
$$0.788$$
3
GATE ME 2005
MCQ (Single Correct Answer)
+2
-0.6
Nitrogen at an initial state of $$10$$ bar, $$1{m^3}$$ and $$300$$ $$K$$ is expanded isothermally to a final volume of $$2{m^3}$$. The $$p$$-$$v$$-$$T$$ relation is $$\left( {p + {a \over {{v^2}}}} \right)v = RT,$$ where $$a>0.$$ The final pressure
A
will be slightly less than $$5$$ bar
B
will be slightly more than $$5$$ bar
C
will be exactly $$5$$ bar
D
cannot be ascertained in the absence of the value of $$a.$$
4
GATE ME 2005
MCQ (Single Correct Answer)
+1
-0.3
The following four figures have been drawn to represent a fictitious thermodynamic cycle, on the $$P$$-$$v$$ and $$T$$-$$S$$ plates GATE ME 2005 Thermodynamics - Second Law of Thermodynamics Question 17 English 1 GATE ME 2005 Thermodynamics - Second Law of Thermodynamics Question 17 English 2

According to the first law of thermodynamics, equal areas are enclosed by

A
figures $$1$$ and $$2$$
B
figures $$1$$ and $$3$$
C
Figures $$1$$ and $$4$$
D
figures $$2$$ and $$3$$
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