Solved papers for JEE Main & Advanced AIEEE Solved Paper-2005

done AIEEE Solved Paper-2005 Total Questions - 3

• question_answer1) Which of the following is incorrect regarding  the first law of thermodynamics?     AIEEE  Solved  Paper-2005
  A)
  It is not applicable to any cyclic process
  done clear
  B)
  It is a restatement of the principle of conservation of energy
  done clear
  C)
  It introduces the concept of the internal energy
  done clear
  D)
  It introduces the concept of the entropy
  done clear
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• question_answer2) The temperature-entropy diagram of a reversible engine cycle is given in the figure. Its efficiency is     AIEEE  Solved  Paper-2005
  A)
  1/2   
  done clear
  B)
                        1/4        
  done clear
  C)
         1/3  
  done clear
  D)
         2/3
  done clear
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• question_answer3) A system goes from A to B via two processes and II as shown in figure. If\[\Delta {{U}_{1}}\]and\[\Delta {{U}_{2}}\]are the changes in internal energies in the processes I and II respectively, then     AIEEE  Solved  Paper-2005
  A)
  \[\Delta {{U}_{1}}=\Delta {{U}_{2}}\]
  done clear
  B)
  relation between\[\Delta {{U}_{1}}\]and\[\Delta {{U}_{2}}\]cannot be determined
  done clear
  C)
  \[\Delta {{U}_{2}}>\Delta {{U}_{1}}\]
  done clear
  D)
  \[\Delta {{U}_{2}}<\Delta {{U}_{1}}\]
  done clear
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