NEET2013Physics-Gas Equation
NEET 2013 Physics Gas Equation MCQ Question
Type: MCQ-conceptual-Medium-Class 11
In a vessel, the gas is at a 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
Correct Answer
Option A
Detailed Explanation
Pressure is proportional to the number of molecules and the square of their speed. Halving the mass and doubling the speed results in a pressure increase by a factor of 2.
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