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Class 11thThermodynamicsPhysicsPhysics Thermodynamics

The internal energy (U), pressure (P) and volume (V) of an ideal gas are related as U = 3PV + 4. The gas is:

Option 1 - <p>Polyatomic only</p>
Option 2 - <p>Diatomic only</p>
Option 3 - <p>Either mono-atomic or diatomic</p>
Option 4 - <p>Mono-atomic only</p>
3 Views|Posted 4 months ago
Asked by Shiksha User
1 Answer
A
4 months ago
Correct Option - 1
Detailed Solution:

U = 3PV + 4

⇒ n   C v T = 3 P V + 4

⇒ n * f R T 2 = 3 P V + 4

⇒ f = 6 + 8 P V

⇒ f > 6 ⇒ p o l y     a t o m i c         

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