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  • The internal energy (U). pressure (P) and volume (V) of an ideal gas are related as . The gas is: Option: 1 monoatomic

The internal energy (U). pressure (P) and volume (V) of an ideal gas are related as U = 3PV +4. The gas is:
Option: 1 monoatomic only
Option: 2 polyatomic only
Option: 3 diatomic only
Option: 4 either monoatomic or diatomic 

Answers (2)

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\begin{array}{l} \mathrm{U}=3 \mathrm{PV}+4 \\ \frac{\mathrm{nf}}{2} \mathrm{RT}=3 \mathrm{PV}+4 \\ \mathrm{f}=6+\frac{8}{\mathrm{PV}} \end{array}

Since degree of freedom is more than 6 therefore gas is polyatomic

Posted by

Deependra Verma

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Polyatomic only

 

Posted by

Ritika

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