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प्रश्न
For work done to be reversible, the process should be ______
पर्याय
cyclic
isobaric
isochoric
adiabatic
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उत्तर
For work done to be reversible, the process should be adiabatic.
संबंधित प्रश्न
Give an example of some familiar process in which heat is added to an object, without changing its temperature.
An ideal gas is taken through an isothermal process. If it does 2000 J of work on its environment, how much heat is added to it?
Heating a gas in a constant volume container is an example of which process?
Draw a p-V diagram of the irreversible process.
Draw a p-V diagram showing positive work at constant pressure.
Differentiate between the reversible and irreversible processes.
Write a note on free expansion.
Explain thermodynamics of the adiabatic process.
Apply first law for an adiabatic process.
Apply first law for an isobaric process.
Give an equation state for an isochoric process.
Draw the PV diagram for the isobaric process.
What is a cyclic process?
Derive the work done in an isothermal process.
In an adiabatic expansion of the air, the volume is increased by 4%, what is the percentage change in pressure? (For air γ = 1.4)
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.
An ideal gas is taken in a cyclic process as shown in the figure. Calculate
- work done by the gas
- work done on the gas
- Net work done in the process

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,

Two identical samples of a gas are allowed to expand (i) isothermally (ii) adiabatically. Work done is ____________.
For an isothermal expansion of a perfect gas, the value of `(Delta "P")/"P"` is equal to ____________.
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?
We consider a thermodynamic system. If `Delta"U"` represents the increase in its internal energy and W the work done by the system, which of the following statements is true?
In a certain thermodynamical process, the pressure of a gas depends on its volume as kV3. The work done when the temperature changes from 100°C to 300°C will be ______ nR, where n denotes number of moles of a gas.
An ideal gas is taken through a cyclic process ABCDA as shown in figure. The net work done by the gas during the cycle is ______.

Explain how can a gas be expanded at constant temperature.
