IIT JEE Advanced 2007 Paper 1

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This section contains 2 paragraphs. Based on each paragraph, there are 3 questions. Each question has 4 choices (A), (B), (C) and (D) out of which ONLY ONE is correct.
Paragraph for Questions 14–16: A fixed thermally conducting cylinder has a radius R and height L0. The cylinder is open at its bottom and has a small hole at its top. A piston of mass M is held at a distance L from the top surface, as shown in the figure. The atmospheric pressure is P0.

Section: Physics

Question : 14 of 66

Marks: +1, -0

The piston is now pulled out slowly and held at a distance 2L from the top. The pressure in the cylinder between its top and the piston will then be

[JEE Adv 2007 P1]

P0
P0
2
P0
2
+
Mg
πR2
P0
2
−
Mg
πR2

Validate

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