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Molecular Physics | Thermodynamics
a liquid is poured in container at rest with a hole in wall . hole is closed. it is filled to a ht. H . with what horizontal acc. should container be moved so that liquid donot come out when hole is opened .assume breadth of tank be l and hole is at distance h from free surface of water
ans in terms of g,h,l,H
ans in terms of g,h,l,H
Molecular Physics | Thermodynamics
a tank filled with water upto a ht.H meter stands on a horizontal plane. The sidewall of trunk has circular hole at base. If diam of hole is d ,then min cofficient of friction b/w tank and plane so that tank remains at rest is (given mass of water and tank isM and density is p
ans is in terms of d,p,H,M
ans is in terms of d,p,H,M
Molecular Physics | Thermodynamics
degree of freedom ofCO molecule at moderate temp is ???
Molecular Physics | Thermodynamics
two samples of gas is initially at same temp,pressure and volume. one sample is compressed from v to v/2 isothermally and other one is compressed from v to v/2 adiabatically then increase in pressure is more in adiabatic than in isothermal comp why???
Molecular Physics | Thermodynamics
two identical containers are connected by very narrow tube. if one container is filled with ideal gas at tempTand pressureP and other one is evacuated .when tube connecting is opened then temperature of gas donot change. why???
Molecular Physics | Thermodynamics
a) Plot temperature variation of heat capacity for first order and second order Phase
transitions.
b) What is Joule-Thomson effect? Derive an expression for Joule-Thomson coefficient for
a van der Waals gas in terms of inversion temperature. Discuss its significance for
liquefication of gases.
c) Calculate the ratio (PV / RT) at the critical point for a gas which obeys the equation of
state p (V − b) = RT exp (− a / RTV ).(note in ques c a means alpha)
transitions.
b) What is Joule-Thomson effect? Derive an expression for Joule-Thomson coefficient for
a van der Waals gas in terms of inversion temperature. Discuss its significance for
liquefication of gases.
c) Calculate the ratio (PV / RT) at the critical point for a gas which obeys the equation of
state p (V − b) = RT exp (− a / RTV ).(note in ques c a means alpha)
Molecular Physics | Thermodynamics
a) What is transport phenomenon? How does it arise? Derive an expression for the
coefficient of viscosity of a gas. Discuss its temperature and pressure dependence.
coefficient of viscosity of a gas. Discuss its temperature and pressure dependence.
Molecular Physics | Thermodynamics
Calculate the work done against external atmospheric pressure when 1 g of water changes to
1672cm3
of steam. Take the atmospheric pressure as
1:013×105Nm−2
1672cm3
of steam. Take the atmospheric pressure as
1:013×105Nm−2
Molecular Physics | Thermodynamics
How many kg of coal are used to supply 1500 Watts to heat a barn for 7 hours? The
energy content of coal is 19 x 106 J/kg.
energy content of coal is 19 x 106 J/kg.
Molecular Physics | Thermodynamics
Calculate the work done by one mole of a van der waals gas if during its isothermal expansion its volume increases from 1m^3 to 2m^3 at a temperature 300k.take a=1.39×10^-6 atm m^6 mol^-2 and b= 39.1×10^-6m^3 mol^-1
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#331389 on Nov 2022
#331389 on Nov 2022