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At 27^@C two moles of an ideal monoatomi...

At `27^@C` two moles of an ideal monoatomic gas occupy a volume V. The gas expands adiabatically to a volume 2V. Calculate (i) the final temperature of the gas, (ii) change in its internal energy, and (iii) the work done by the gas during this process.

A

`-2767.23J`

B

`2767.23J`

C

2500J

D

`-2500J`

Text Solution

Verified by Experts

The correct Answer is:
B
`PV^(gamma)=KrArr(P_(1))/(P_(2))=((V_92))/(V_(1)))^(gamma)`
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