Solved papers for JEE Main & Advanced AIEEE Solved Paper-2012

done AIEEE Solved Paper-2012 Total Questions - 2

• question_answer1) A particle of mass m is at rest at the origin at time\[t=0\]. It is subjected to a force \[F(t)={{F}_{0}}{{e}^{-bt}}\] in the \[x\] direction. Its speed v(t) is depicted by which of the following curves?   AIEEE  Solved  Paper-2012
  A)
          
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  B)
   
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  C)
              
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  D)
   
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• question_answer2) Two cars of masses \[{{m}_{1}}\] and \[{{m}_{2}}\] are moving in circles of radii \[{{r}_{1}}\] and \[{{r}_{2}}\], respectively. Their speeds are such that they make complete circles in the same time t. The ratio of their centripetal acceleration is :   AIEEE  Solved  Paper-2012
  A)
  \[{{m}_{1}}{{r}_{1}}:{{m}_{2}}{{r}_{2}}\]                  
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  B)
  \[{{m}_{1}}:{{m}_{2}}\]
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  C)
  \[{{r}_{1}}:{{r}_{2}}\]                                        
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  D)
  \[1:1\]
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