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At room temperature the rms speed of the molecules of a certain diatomic gas is found to be 1920 m/s.The gas is
A column of Hg of 10 cm length is contained in the middle of a narrow horizontal 1m long tube which is closed at both ends. Both the halves of the tube contain air at a pressure 76 cm Hg. By what distance will the column of Hg be displaced if the tube is held vertical?
A. 3cm B. 1cm C. 4cm D. 5cm
a gas is filled in acontainer of volume V at 121oC.To what temperature should it be heated in order than 1/4th of the gas may escape out of the vessel??
A tyre pumped to a pressure of 3 atmosphere suddenly bursts . Calculate the fall in temperature due to adiabatic expansion . The temperature of air before expansion is 27 degree Celsius .
Q) A gaseous mixture contains of 16g of helium and 16g of oxygen. The ratio of cp/cv of the mixture is?
Q) I mole of a diatomic gas with gama=7/5 is mixed with 1 mole of a monoatomic gas with gama=5/3, then the value of gama for the resulting mixture is?
Q) At what temperature is the r.m.s velocity of a hydrogen molecule equal to that of an oxygen molecule at 47.c?
A solid sphere of mass m rolls down an inclined plane at a height h.Find rotational kinetic energy of the sphere.
four molecules of gas have speeds 1,2,3,4 km/s. the value of rms speeds of the gas molecules
1) 1/2 root 15 km/s
2)1/2 root 10 km/s
3)2.5 km/s
4)root 15/2 km/s
the ratio of average translatory kinetic energy of he gas molecules to O2 gas molecules is
Q) A mass M, attached to a horizontal spring., executes S.H.M. with amplitude A1. When the mass M passes through its mean position then a smaller mass m is placed over it and both of them move together with amplitude A2. The ratio of (A1/A2) is?
pls explain the formula involved wo rigid boxes containing different ideal gases are placed on a table. Box A contains one mole of nitrogen at temperature, while Box B contains one mole of helium at temperature (7/3) T0. The boxes are then put into thermal contact with each other and heat flows between them until the gases reach a common final temperature. (Ignore the heat capacity of boxes). Then, the final temperature of the gases,, in terms ofis
a gas molecule of mass m at the surface of the earth has kinetic energy equivalent to 0 degree celcius. if it were to go up straight without colliding with any other molecules how high would it rise? assume that the height attained is much less than radius of the earth?(Kb = boltzmann constant
Question = Discuss the Kinetic interpretation of temperature. Hence define absolute zero of temperature.
an ideal is enclosed in a container of volume V at a pressure P.It is being pumped out of the container by using a pump with stroke volume V,What is final pressure in container after n-stroke of the pump?(assume temperature remains same)
An oxygen cylinder of volume 30 litres has an initial gauge pressure of 15 atm and a temperature of 27 °C. After some oxygen is withdrawn from the cylinder, the gauge pressure drops to 11 atm and its temperature drops to 17 °C. Estimate the mass of oxygen taken out of the cylinder (R = 8.31 J mol–1 K–1, molecular mass of O2 = 32 u).
Derive PV = KT for gases at low pressures and high temperatures.
2 closed containers of equal volume filled with air at pressure Po and temperature To.Both are connected by a narrow tube.If one of the container is maintained at temperature To and other at temperature T.then new pressure in the container will be
A clay ball of mass m and speed v strikes another metal ball of same mass m, which is at rest. They stick
a uniform tube with a piston in the middle and containing a gas at 0 degrees celcius is heated to 100 degrees celcius at one side.If the piston moves 5cm find the length of the tube containing the gas at 100 degrees celcius.
A.37.5cm B.75cm C. 16.75cm D. 30cm
calcualte the no of degrees of freedom in 10-5 m3
of oxygen gas at ntp
what is an ideal gas ? Why do the real gases show deviation from ideal behaviour?
i want the defination of universal gas constant ?????
two different system at the same temperature have equal root mean square velocity.Is it true or false write the cause.
an ideal gas is compressed at constant temperaturewhat is effect will be on its internal energy
Write the relation between the ratio of the specific heats of gas and degrees of freedom.
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Syllabus
At room temperature the rms speed of the molecules of a certain diatomic gas is found to be 1920 m/s.The gas is
1. 1/T
2. 2/T
3. 3/T
4. 4/T
A column of Hg of 10 cm length is contained in the middle of a narrow horizontal 1m long tube which is closed at both ends. Both the halves of the tube contain air at a pressure 76 cm Hg. By what distance will the column of Hg be displaced if the tube is held vertical?
A. 3cm B. 1cm C. 4cm D. 5cm
a gas is filled in acontainer of volume V at 121oC.To what temperature should it be heated in order than 1/4th of the gas may escape out of the vessel??
A tyre pumped to a pressure of 3 atmosphere suddenly bursts . Calculate the fall in temperature due to adiabatic expansion . The temperature of air before expansion is 27 degree Celsius .
Q) A gaseous mixture contains of 16g of helium and 16g of oxygen. The ratio of cp/cv of the mixture is?
Q) I mole of a diatomic gas with gama=7/5 is mixed with 1 mole of a monoatomic gas with gama=5/3, then the value of gama for the resulting mixture is?
Q) At what temperature is the r.m.s velocity of a hydrogen molecule equal to that of an oxygen molecule at 47.c?
The internal energy of 10 g of nitrogen at NTP is about
A solid sphere of mass m rolls down an inclined plane at a height h.Find rotational kinetic energy of the sphere.
four molecules of gas have speeds 1,2,3,4 km/s. the value of rms speeds of the gas molecules
1) 1/2 root 15 km/s
2)1/2 root 10 km/s
3)2.5 km/s
4)root 15/2 km/s
the ratio of average translatory kinetic energy of he gas molecules to O2 gas molecules is
Q) A mass M, attached to a horizontal spring., executes S.H.M. with amplitude A1. When the mass M passes through its mean position then a smaller mass m is placed over it and both of them move together with amplitude A2. The ratio of (A1/A2) is?
pls explain the formula involved wo rigid boxes containing different ideal gases are placed on a table. Box A contains one mole of nitrogen at temperature, while Box B contains one mole of helium at temperature (7/3) T0. The boxes are then put into thermal contact with each other and heat flows between them until the gases reach a common final temperature. (Ignore the heat capacity of boxes). Then, the final temperature of the gases,, in terms ofis
a gas molecule of mass m at the surface of the earth has kinetic energy equivalent to 0 degree celcius. if it were to go up straight without colliding with any other molecules how high would it rise? assume that the height attained is much less than radius of the earth?(Kb = boltzmann constant
Question = Discuss the Kinetic interpretation of temperature. Hence define absolute zero of temperature.
an ideal is enclosed in a container of volume V at a pressure P.It is being pumped out of the container by using a pump with stroke volume V,What is final pressure in container after n-stroke of the pump?(assume temperature remains same)
An oxygen cylinder of volume 30 litres has an initial gauge pressure of 15 atm and a temperature of 27 °C. After some oxygen is withdrawn from the cylinder, the gauge pressure drops to 11 atm and its temperature drops to 17 °C. Estimate the mass of oxygen taken out of the cylinder (R = 8.31 J mol–1 K–1, molecular mass of O2 = 32 u).
Derive PV = KT for gases at low pressures and high temperatures.
(1) 4 m/s
(2) m/s
(3) m/s
(4) 7 m/s
2 closed containers of equal volume filled with air at pressure Po and temperature To.Both are connected by a narrow tube.If one of the container is maintained at temperature To and other at temperature T.then new pressure in the container will be
A clay ball of mass m and speed v strikes another metal ball of same mass m, which is at rest. They stick
together after collision. The kinetic energy of the system after collision iscm. what will be the collision number at STP
a uniform tube with a piston in the middle and containing a gas at 0 degrees celcius is heated to 100 degrees celcius at one side.If the piston moves 5cm find the length of the tube containing the gas at 100 degrees celcius.
A.37.5cm B.75cm C. 16.75cm D. 30cm
calcualte the no of degrees of freedom in 10-5 m3
of oxygen gas at ntp
what is an ideal gas ? Why do the real gases show deviation from ideal behaviour?
i want the defination of universal gas constant ?????
two different system at the same temperature have equal root mean square velocity.Is it true or false write the cause.
an ideal gas is compressed at constant temperaturewhat is effect will be on its internal energy
a)P2=P1,T2=T1 b)P2=P1, T2=T1/2
c)P2=2P1,T2=T1
please explain this answer to me
Write the relation between the ratio of the specific heats of gas and degrees of freedom.