Two soap bubbles of radii x and y coalesce to constitute a bubble of radius z. Then, z is equal to
During an adiabatic process, the cube of the pressure is found to be inversely proportional to the fourth power of the volume. The..
Even carnot engine cannot give 100% efficiency
The amount of heat given to system is 35 joules
Amount of heat given to a system is 35 J & the amount of work done on a system is 15J,then change in its internal energy would be
Two moles of an ideal helium gas are in a rubber balloon at 30 degree C The balloon is fully expandable and can be assumed to requ..
Changing the state of thermodynamics from A to B state
A metal ball immersed in alcohol weighs W1 at 0 degree C and W2 at 50 degree C. The coefficient of expansion of cubical the metal ..
A graph of pressure versus volume for an ideal gas for different processes is as shown. In the graph, curve OC represents
The shown p â€“ V diagram represents the thermodynamic cycle of an engine, operating with an ideal monoatomic gas. The amount..
A gas at state A changes to state B through path I and II shown in figure. The change in internal energy is AU1 and AU2, respectiv..
In a given process for an ideal gas, dW=0 and dQ<0 then for the gas
A wall has two layers A and B, each made of different material. Both the layers have the same thickness. The thermal conductivity ..
If Q, E and W heat added change in internal energy and the work done
Which of the following is not a thermodynamic coordinate?
Two cylinders A and B fitted with pistons, contain equal number of moles of an ideal monoatomic gas at 400 K. The piston of A is f..
Which of the following is not a thermodynamics co-ordinate
An ideal monatomic gas is taken round the cycle ABCDA as shown in the P - V diagram (see Fig.). The work done during the cycle is
310 J of heat is required to raise the temperature of 2 moles of an ideal gas at constant pressure from 25 degree C to 35 degree C..
System gives 300 calories of heat and 600 joules of work.
Find volume constant and pressure constant
100 g of water is heated from 30 degree C to 50 degree C. Ignoring the slight expansion of the water, the change in its internal e..
For free expansion of the gas which of the following is true
If Q and W represent the heat supplied
When two bodies A and B are in thermal equilibrium
First law of thermodynamics
First law of thermodynamics is based on
The specific heat of a solid at low temperature shows
If Q and W represent the heat supplied to the system
A gas is enclosed in a cylinder with movalbe friction
The internal energy of an ideal gas depends upon
The container of volume 1m cube is divided One of these compartments contains
A block of ice at 10Â° C is slowly heated
The latent heat of vaporisation of water
Which of the following can not determine the state of a thermodynamics system
A perfect gas contained in a cylinder
A system performs work when an amount of heat added
a constant volume gas thermometer
heat given to a body which raises its temperature by 1Â°C
Which of the following parameters does not characterise the thermodynamic state of matter?
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