# Solved papers for JEE Main & Advanced AIEEE Solved Paper-2011

### done AIEEE Solved Paper-2011

• question_answer1) A carnot engine operation between temperatrues ${{T}_{1}}$ and ${{T}_{2}}$ has efficiency $\frac{1}{6}$. When ${{T}_{2}}$ is lowered by 62 K, its efficiency increases to$\frac{1}{3}$. Then ${{T}_{1}}$ and ${{T}_{2}}$ are respectively   AIEEE  Solved  Paper-2011

A) 310 K and 248 K

B) 372 K and 310 K

C) 372 K and 330 K

D) 330 K and 268 K

• question_answer2) A thermally insulated vessel contains an ideal gas of molecular mass M and ratio of specific heats$\gamma$. It is moving with speed v and is suddenly brought to rest. Assuming no heat is lost to the surroundings, its temperature increases by   AIEEE  Solved  Paper-2011

A) $\frac{(\gamma -1)}{2R}M{{v}^{2}}K$

B) $\frac{(\gamma -1)}{2(\gamma +1)R}M{{v}^{2}}K$

C) $\frac{(\gamma -1)}{2\gamma R}M{{v}^{2}}K$

D) $\frac{\gamma M{{v}^{2}}}{2R}K$