1
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
2
AIPMT 2014
MCQ (Single Correct Answer)
+4
-1
The mean free path of molecules of a gas, (radius r) is inversely proportional to
3
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
A system is taken from state a to state c by two paths adc and abc as shown in the figure. The internal energy at a is $${U_a} = 10\,J$$. Along the path adc the amount of heat absorbed dQ1 $$=$$ 50 J and the work obtained dW1 $$=$$ 20 J whereas along the path abc the heat absorbed dQ2 = 36 J. The amount of work allong the path abc is
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
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