Q1PhysicsUnit 9: Kinetic Theory of Gases
Assertion
Vibrational energy of diatomic molecule corresponding to each degree of
freedom is
Reason
For every molecule, vibrational degree of freedom is 2
Physics · JEE
Law of equipartition of energy and applications to specific heat capacities of gases Short Tricks for JEE
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Dimensional check first
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Limiting cases
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Syllabus context
Part of Kinetic Theory of Gases in JEE Main Physics.
- Equation of state of a perfect gas, work done on compressing a gas
- Kinetic theory of gases: assumptions, the concept of pressure, kinetic interpretation of temperature
- RMS speed of gas molecules, degrees of freedom
- Law of equipartition of energy and applications to specific heat capacities of gases
- Mean free path, Avogadro's number
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Q2PhysicsUnit 9: Kinetic Theory of Gases
If for a gas then the gas is
made up of molecules which are :
Q3PhysicsUnit 9: Kinetic Theory of Gases
Molar heat capacity of a gas does not depend on
Q4PhysicsUnit 9: Kinetic Theory of Gases
Assertion
is always greater than in gases.
Reason
Work done at constant pressure is more
than at constant volume.
Q5PhysicsUnit 9: Kinetic Theory of Gases
5 kilomoles of oxygen is heated at
constant pressure. The temperature of the oxygen gas is increased from to 305 K. If the molar heat capacity of oxygen at constant pressure is 6.994 kcal/kmole K. The amount of heat
absorbed in kcal,
Q6PhysicsUnit 9: Kinetic Theory of Gases
Assertion
In the formula the term
represents translational kinetic energy
per unit volume of gas.
Reason
In case of monoatomic gas
translational kinetic energy and total
kinetic energy are equal.
Q7PhysicsUnit 9: Kinetic Theory of Gases
The quantity represents (where internal energy of gas
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