Advertisements
Advertisements
प्रश्न
Draw a p-V diagram showing negative work with varying pressure.
Advertisements
उत्तर
p-V diagram showing negative work with varying pressure:
संबंधित प्रश्न
Explain why The climate of a harbour town is more temperate than that of a town in a desert at the same latitude.
A thermodynamic system is taken from an original state to an intermediate state by the linear process shown in Figure

Its volume is then reduced to the original value from E to F by an isobaric process. Calculate the total work done by the gas from D to E to F
Give an example of some familiar process in which heat is added to an object, without changing its temperature.
Draw a p-V diagram of the reversible process.
Draw a p-V diagram showing positive work at constant pressure.
State the assumptions made for thermodynamic processes.
Differentiate between the reversible and irreversible processes.
Explain graphically (i) positive work with varying pressure, (ii) negative work with varying pressure, and (iii) positive work at constant pressure.
When you exercise in the morning, by considering your body as a thermodynamic system, which of the following is true?
Apply first law for an isothermal process.
Give an equation state for an isochoric process.
Draw the PV diagram for the adiabatic process.
Draw the PV diagram for the isobaric process.
What is meant by a reversible and irreversible processes?
Can the given heat energy be completely converted to work in a cyclic process? If not, when can the heat can completely converted to work?
Derive the work done in an adiabatic process.
Consider the following cyclic process consist of isotherm, isochoric and isobar which is given in the figure.

Draw the same cyclic process qualitatively in the V-T diagram where T is taken along the x-direction and V is taken along the y-direction. Analyze the nature of heat exchange in each process.
For a given ideal gas 6 × 105 J heat energy is supplied and the volume of gas is increased from 4 m3 to 6 m3 at atmospheric pressure. Calculate
- the work done by the gas
- change in internal energy of the gas
- graph this process in PV and TV diagram
A monoatomic gas of pressure p having volume V expands isothermally to a volume 2V and then adiabatically to a volume 16V. The final pressure of the gas is ____________.
`("ratio of specific heats" = 5/3)`
Among the amount of heat absorbed and the amount of work done by a system, ______
An ideal gas is expanded isothermally from volume V1 to volume V2 and then compressed adiabatically to original volume V1. If the initial pressure is P1, the final pressure is P3 and net work done is W, then ____________.
An ideal gas is made to go from a state A to stale B in the given two different ways (see figure) (i) an isobaric and then an isochoric process and (ii) an isochoric and then an isobaric process. The work done by gas in the two processes are W1 and W2 respectively. Then,

In which of the following processes, beat is neither absorbed nor released by a system?
In an isothermal process, the volume of an ideal gas is halved. One can say that ____________.
An ideal gas is compressed to half its initial volume by means of several processes. Which of the process results in the maximum work done on the gas?
Explain how can a gas be expanded at constant temperature.
