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  • The diagram of an ideal gas for the process <img alt="\mathrm{A \rightarrow B \rightarrow C}" src

The \mathrm{V-T} diagram of an ideal gas for the process \mathrm{A \rightarrow B \rightarrow C} is as shown in the figure. Select the correct alternative.

Option: 1

Pressure of the gas first increases then remains constant


Option: 2

Pressure of the gas first decreases then remains constant


Option: 3

Pressure of the gas remains constant throughout


Option: 4

Nothing can be said about the pressure of the gas from this graph.


Answers (1)

best_answer

 For part \mathrm{A B, \frac{d v}{d t}} is negative \mathrm{(V=-m T+c)}

\Rightarrow for part  \mathrm{AB},  pressure increases.

For part \mathrm{\mathrm{BC} ; \mathrm{v} \propto \mathrm{T}}

\mathrm{\therefore}  pressure remains constant

\mathrm{\therefore}  (a)

Posted by

manish painkra

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