Assumptions of KTG

Q. An ideal monatomic gas is supplied 80 joule heat atconstant pressure. The increase in internal energyof gas, is

Q. Potential energy of a particle at position x is given by U=X2 -5x. Which of following is equilibrium position of the particle

Q.

What are the properties of kinetic theory?

Q. Temperature of an ideal gas is 300 K. Thechange in temperature of the gas when itsvolume changes from V to 2V in the processP = aV (Here a is a positive constant) is(1) 900 K(3) 600 K(2) 1200 K300 K

Q. Why does for ideal gas at constant pressure internal energy change at constant pressure is nCvdt in relation of heat change at constant pressure?

Q. In ideal gas, the collisions between particles and container walls are in-elastic collisions.

1. True
2. False

Q. The average velocity of molecules of a gas of molecular mass $M$ at temperature $T$ is

1. $0$
2. $\sqrt{\frac{3RT}{M}}$
3. $\sqrt{\frac{8RT}{\pi M}}$
4. $\sqrt{\frac{2RT}{M}}$

Q. Which of the following is not true according to Kinetic Theory of Gases ?

1. Ratio of volume of the gas to volume occupied by the molecules is negligible.
2. Molecules are in continuous motion.
3. Molecules have kinetic energy.
4. The system of molecules, either gains or looses energy during collisions.

Q.

State the postulates of kinetic theory.

Q. 58. O_2 gas weighing 64 g is expanded from 1atm to 0.25atm at 30 degree celsius.calculate entropy change assuming gas to be ideal. a)11.04 cal/mol/k b)22.02 cal/mol/k c)15.24 cal/mol/k d)5.52 cal/mol/k

Q. Which of the following is/are correct regarding the postulates of KTG?

1. Volume of the molecules of the gas is negligible compared to the volume of the container.
2. Molecules of the gas are in random motion.
3. Collisions of the molecules of the gas with the walls of container are inelastic.
4. Effect of gravity on the motion of the molecules is negligible.

Q. In an ideal gas, the inter-molecular forces are zero.

1. False
2. True

Q. Elasticity coefficient of medium??