English

For work done to be reversible, the process should be ______

Advertisements
Advertisements

Question

For work done to be reversible, the process should be ______ 

Options

  • cyclic

  • isobaric

  • isochoric

  • adiabatic

MCQ
Fill in the Blanks
Advertisements

Solution

For work done to be reversible, the process should be adiabatic.

shaalaa.com
  Is there an error in this question or solution?
Chapter 4: Thermodynamics - MCQ’s

RELATED QUESTIONS

Explain why The climate of a harbour town is more temperate than that of a town in a desert at the same latitude.


Give an example of some familiar process in which heat is added to an object, without changing its temperature.


Answer in brief.

Why should a Carnot cycle have two isothermal two adiabatic processes?


Heating a gas in a constant volume container is an example of which process?


What is a thermodynamic process?


Draw a p-V diagram of the reversible process. 


Draw a p-V diagram showing positive work with varying pressure. 


Differentiate between the reversible and irreversible processes.


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 the thermodynamics of the isochoric process.  


The V-T diagram of an ideal gas which goes through a reversible cycle A→B→C→D is shown below. (Processes D→A and B→C are adiabatic)

The corresponding PV diagram for the process is (all figures are schematic)


In an isochoric process, we have ____________.


Draw the PV diagram for the adiabatic process.


Derive the work done in an isothermal process.


What are the limitations of the first law of thermodynamics?


Draw the TP diagram (P-x axis, T-y axis), VT(T-x axis, V-y axis) diagram for

  1. Isochoric process
  2. Isothermal process
  3. Isobaric 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)


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

  1. the work done by the gas
  2. change in internal energy of the gas
  3. graph this process in PV and TV diagram

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 ____________.


One mole of an ideal gas with `gamma` = 1.4 is adiabatically compressed so that its temperature rises from 27° C to 47° C. The change in the internal energy of the gas is (R = 8.3 J/mol.K) ____________.


In which of the following processes, beat is neither absorbed nor released by a system?


Ideal gas for which 'ϒ' = 1.5 is suddenly compressed to `1/4`th of its initial volume. The ratio of 4 the final pressure to the initial pressure is ______.

 `(ϒ = "C"_"p"/"C"_"v")`


Consider P-V diagram for an ideal gas shown in figure.


Out of the following diagrams (figure), which represents the T-P diagram?


(i)

(ii)

(iii)

(iv)

Give any two types of a thermodynamic process.


In the figure shown here, the work done in the process ACBA is ______.


When an inflated ballon is suddenly burst, why is the emerging air slightly cooled?


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 ______.


In a cyclic process, if ΔU = internal energy, W = work done, Q = Heat supplied then ______.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×