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Popular Questions
- Changing the state of thermodynamics from A to B state
- The internal energy of an ideal gas depends upon
- Two soap bubbles of radii x and y coalesce to constitute a bubble of radius z. Then, z is equal to
- When two bodies A and B are in thermal equilibrium
- A gas is enclosed in a cylinder with movalbe friction
- Which of the following is not a thermodynamics co-ordinate
- System gives 300 calories of heat and 600 joules of work.
- For free expansion of the gas which of the following is true
- If Q and W represent the heat supplied to the system
- A system performs work when an amount of heat added
- In a given process for an ideal gas, dW=0 and dQ<0 then for the gas
- 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..
- 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..
- A wall has two layers A and B, each made of different material. Both the layers have the same thickness. The thermal conductivity ..
- 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..
- 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..
- 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..
- During an adiabatic process, the cube of the pressure is found to be inversely proportional to the fourth power of the volume. The..
- Which of the following can not determine the state of a thermodynamics system
- The shown p – V diagram represents the thermodynamic cycle of an engine, operating with an ideal monoatomic gas. The amount..
- 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
- A graph of pressure versus volume for an ideal gas for different processes is as shown. In the graph, curve OC represents
- 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 ..
- First law of thermodynamics is based on
- A thermodynamic state of a given sample of an ideal gas is completely described, if its
- A thermodynamical system is changed from state (p1, V1) to (p2, V2) by two different processes, the quantity which will remain sam..
- If 150 J of heat is added to a system and the work done by the system is 110 J, then change in internal energy will be
- Ideal gas is contained in a thermally insulated and rigid container and it is heated through a resistance 100 by passing a curren..
- Which of the following is not a thermodynamic coordinate?
- A thermodynamical system is changed from state (p1, V1) to (p2, V2) by two different processes, the quantity which will remain sam..
- Which of the following parameters does not characterise the thermodynamic state of matter?
- From the following statements concerning ideal gas at any given temperature T, select the correct one(s)
- Three rods of indentical cross- sectional area and made from the same metal from the side of an isosceles traingle ABC, night - an..
- When a system is taken from state i to state f along the path iaf, it is found that Q = 50 cal and W = 20 cal. Along the path ibf,..
- 1 cm^3 of water at its boiling point absorbs 540 cal of heat to become steam with a volume of 1671 cm^3. If the atmospheric pressu..
