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  • When will 2kg of diatomic gas is at a pressure of <img alt="16 \times 10^4 \mathrm{~N} / \mathrm{m}^2 ." src="https://entrancecorner.oncodecogs.com/gif.latex?16%20%5Ctimes%2010%5E4%20%5Cmathrm

When will 2kg of diatomic gas is at a pressure of 16 \times 10^4 \mathrm{~N} / \mathrm{m}^2 . desnity of gas is 8kg/m^3. Find the thermal energy of gas

Option: 1

10^5J


Option: 2

10^2J


Option: 3

10^6J


Option: 4

10^3J


Answers (1)

best_answer

Mass=2kg

Density = 8kg/m^3

\text { Volume }=\frac{\text { mass }}{\text { density }}=\frac{2}{8}=\frac{1}{4} \mathrm{~m}^3

Internal energy of diatomic molecule

\\=\frac{5}{2} P V=\frac{5}{2} \times \frac{16}{2} \times 10^4 \times \frac{1}{4}\\\\ =10 \times 10^4 Joule.

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