MCQOPTIONS
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| 1. |
Two thermally insulated vessels 1 and 2 are filled with air at temperature \[{{T}_{1}},\,{{T}_{2}};\] volumes \[{{V}_{1}},\,{{V}_{2}}\] and pressures \[{{P}_{1}},\,{{P}_{2}},\] respectively. If the value joining the two vessels is opened, the temperature inside the vessel at equilibrium will be |
| A. | \[{{T}_{1}}={{T}_{2}}\] |
| B. | \[({{T}_{1}}+{{T}_{2}})/2\] |
| C. | \[\frac{{{T}_{1}}{{T}_{2}}({{P}_{1}}{{V}_{1}}+{{P}_{2}}{{V}_{2}})}{{{P}_{1}}{{V}_{1}}+{{P}_{2}}{{V}_{2}}{{T}_{1}}}\] |
| D. | \[\frac{{{T}_{1}}{{T}_{2}}({{P}_{1}}{{V}_{1}}+{{P}_{2}}{{V}_{2}})}{{{P}_{1}}{{V}_{1}}{{T}_{1}}+{{P}_{2}}{{V}_{2}}{{T}_{2}}}\] |
| Answer» D. \[\frac{{{T}_{1}}{{T}_{2}}({{P}_{1}}{{V}_{1}}+{{P}_{2}}{{V}_{2}})}{{{P}_{1}}{{V}_{1}}{{T}_{1}}+{{P}_{2}}{{V}_{2}}{{T}_{2}}}\] | |