Advertisements
Advertisements
प्रश्न
Explain graphically (i) positive work with varying pressure, (ii) negative work with varying pressure, and (iii) positive work at constant pressure.
Advertisements
उत्तर
- p-V diagram showing positive work with varying pressure:
- p-V diagram showing negative work with varying pressure:
- p-V diagram showing positive work at constant pressure:
संबंधित प्रश्न
Draw a p-V diagram showing negative work with varying pressure.
3 mole of a gas at temperature 400 K expands isothermally from an initial volume of 4 litres to a final volume of 8 litres. Find the work done by the gas. (R = 8.31 J mol-1 K-1)
Explain work done during a thermodynamic process.
Explain the thermodynamics of the isobaric process.
Explain thermodynamics of the adiabatic process.
When food is cooked in a vessel by keeping the lid closed, after some time the steam pushes the lid outward. By considering the steam as a thermodynamic system, then in the cooking process
When you exercise in the morning, by considering your body as a thermodynamic system, which of the following is true?
Give an expression for work done in an isothermal process.
Apply first law for an adiabatic process.
Draw the PV diagram for the isothermal process.
Draw the PV diagram for the isobaric process.
Draw the PV diagram for the isochoric process.
What is a cyclic process?
Explain in detail the isothermal process.
Derive the work done in an isothermal process.
Explain in detail an adiabatic 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.
A thermodynamic system undergoes cyclic process ABCDA as shown in the figure. The work done by the system is ______
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 ____________.
In an isothermal process, the volume of an ideal gas is halved. One can say that ____________.
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?
Give any two types of a thermodynamic process.
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 ______.
