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A vertically oriented cylindrical vessel containing oxygen gas and closed by a piston of mass 50 kg. Piston can slide smoothly in the cylinder. Its cross-sectional area is 100 cm^2 A vertically oriented cylindrical vessel containing oxygen gas and closed by a piston of mass 50 kg. Piston can slide smoothly in the cylinder. Its [...]

A gas consisting of rigid diatomic molecules was expanded ma polytropic process so that the rate of collision of the molecules against the vessel’s wall did not change. Find the A gas consisting of rigid diatomic molecules was expanded ma polytropic process so that the rate of collision of the molecules against the vessel's wall [...]

A gas consisting of monatomic molecules (degrees of freedom = 3) was expanded in a polytropic process so that the rate of collision of the molecules against the vessel’s wall A gas consisting of monatomic molecules (degrees of freedom = 3) was expanded in a polytropic process so that the rate of collision of the [...]

A sample of an ideal gas is taken through a process ABCD. It absorbs 50 J of energy during the process AB which is an isometric process, no heat during BC and it rejects 70 J of A sample of an ideal gas is taken through a process ABCD. It absorbs 50 J of energy [...]

Temperature of 1 mole of an ideal gas is increased from 300 K to 310 K under isochoric process. Heat supplied to the gas in this process is 25 R. What amount of work (in joules) Temperature of 1 mole of an ideal gas is increased from 300 K to 310 K under isochoric process. [...]

A particle moves on a circular path of radius 0.2 m with an angular acceleration 0.25 rad/s. The particle starts from rest, find the time at which the magnitude of radial acceleration and the magnitude of tangential acceleration are same. A particle moves on a circular path of radius 0.2 m with an angular acceleration [...]

A car passes along a curved path of a road according to the given figure moving with a speed of 72 km/hr, the radius of the curve is 10 m. If the mass of the car is 500 kg, reaction force on the car at lowest point of curved part will be : A car [...]

A racing completes three rounds on a circular racing track in one minute . If the car has a uniform centripetal acceleration of π^2m/s then radius of the track will be A racing completes three rounds on a circular racing track in one minute . If the car has a uniform centripetal acceleration of π^2m/s [...]

A particle is moving on circular path. The angle turned by radius vector is (1-e-^t/3). where θ is in radian and t is in second. The angular acceleration at t=0 is A particle is moving on circular path. The angle turned by radius vector is (1-e-^t/3). where θ is in radian and t is in [...]

A gas undergoes a change of state during which 100 J of heat is supplied to it and it does 20 J of work. The system is brought back to its original state through a process during A gas undergoes a change of state during which 100 J of heat is supplied to it and [...]