1
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
The equation of state for 5 g of oxygen at a pressure P and temperature T, when occupying a volume V, will be
(where R is the gas constant)
A
PV = (5/32)RT
B
PV = 5RT
C
PV = (5/2)RT
D
PV = (5/16) RT
2
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
One mole of an ideal gas at an initial temperature of T K does 6R joule of work adiabatically. If the ratio of specific heats of this gas at constant pressure and at constant volume is 5/3, the final temperature of gas will be
A
(T + 2.4) K
B
(T $$-$$ 2.4) K
C
(T + 4) K
D
(T $$-$$ 4) K
3
AIPMT 2003
MCQ (Single Correct Answer)
+4
-1
An ideal gas heat engine operates in a Carnot cycle between 227oC and 127oC. It absorbs 6 kcal at the height temperature. The amount of heat (in kcal) converted into work is equal to
A
4.8
B
3.5
C
1.6
D
1.2
4
AIPMT 2002
MCQ (Single Correct Answer)
+4
-1
The efficiency of Carnot engine is 50% and temperature of sink is 500 K. If temperature of source is kept constant and its efficiency raised to 60%, then the required temperature of sink will be
A
100 K
B
600 K
C
400 K
D
500 K
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