1
AIPMT 2012 Prelims
MCQ (Single Correct Answer)
+4
-1
Change Language
A thermodynamic system is taken through the cycle ABCD as shown in figure. Heat rejected by the gas during the cycle is

AIPMT 2012 Prelims Physics - Heat and Thermodynamics Question 32 English
A
2PV
B
4PV
C
$${1 \over 2}$$ PV
D
PV
2
AIPMT 2012 Prelims
MCQ (Single Correct Answer)
+4
-1
Change Language
One mole of an ideal gas goes from an initial state A to final state B via two processes : It first undergoes isothermal expansion from volume V to 3V and then its volume is reduced from 3V to V at constant pressure. The correct P-V diagram representing the two process is
A
AIPMT 2012 Prelims Physics - Heat and Thermodynamics Question 56 English Option 1
B
AIPMT 2012 Prelims Physics - Heat and Thermodynamics Question 56 English Option 2
C
AIPMT 2012 Prelims Physics - Heat and Thermodynamics Question 56 English Option 3
D
AIPMT 2012 Prelims Physics - Heat and Thermodynamics Question 56 English Option 4
3
AIPMT 2011 Mains
MCQ (Single Correct Answer)
+4
-1
A mass of diatomic gas $$(\gamma = 1.4)$$ at a pressure of 2 atmospheres is compressed adiabatically so that its temperature rises from 27oC to 927oC. The pressure of the gas in the final state is
A
8 atm
B
28 atm
C
68.7 atm
D
256 atm
4
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
When 1 kg of ice at 0oC melts to water at 0oC, the resulting change in its entropy, taking latent heat of ice to be 80 cal/oC, is
A
273 cal/K
B
8 $$ \times $$ 104 cal/K
C
80 cal/K
D
293 cal/K
NEET Subjects
EXAM MAP