Electricity
Current Electricity
MCQ (Single Correct Answer)
Moving Charges and Magnetism
MCQ (Single Correct Answer)
Magnetism and Matter
MCQ (Single Correct Answer)
Electromagnetic Induction
MCQ (Single Correct Answer)
Electromagnetic Waves
MCQ (Single Correct Answer)
Modern Physics
Semiconductor Electronics
MCQ (Single Correct Answer)
1
AIPMT 2014
MCQ (Single Correct Answer)
+4
-1
The mean free path of molecules of a gas, (radius r) is inversely proportional to
A
r3
B
r2
C
r
D
$$\sqrt r $$
2
AIPMT 2014
MCQ (Single Correct Answer)
+4
-1
A thermodynamic system undergoes cyclic process ABCDA as shown in figure. The work done by the system in the cycle is

AIPMT 2014 Physics - Heat and Thermodynamics Question 66 English
A
P0V0
B
2P0V0
C
$${{{P_0}{V_0}} \over 2}$$
D
zero
3
AIPMT 2014
MCQ (Single Correct Answer)
+4
-1
A monatomic gas at a pressure P, having a volume V expands isothermally to a volume 2V and then adiabatically to a volume 16V. The final pressure of the gas is (Take $$\gamma $$ = 5/3)
A
64P
B
32P
C
P/64
D
16P
4
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
In a vessel, the gas is at pressure P. If the mass of all the molecules is halved and their speed is doubled, then the resultant pressure will be
A
2P
B
P
C
P/2
D
4P
NEET Subjects