Solved papers for JEE Main & Advanced JEE Main Paper (Held On 11 April 2015)

done JEE Main Paper (Held On 11 April 2015) Total Questions - 1

• question_answer1) A vector \[\vec{A}\] is rotated by a small angle\[\Delta \theta \]radians \[(\Delta \theta <<1)\] to get a new vector \[\vec{B}.\] In that case\[|\vec{B}-\vec{A}|\]is: [JEE Main Online Paper (Held On 11 April 2015)]          
  A)
   0
  done clear
  B)
  \[|\vec{A}|\left( 1-\frac{{{\Delta }_{\theta }}2}{2} \right)\]
  done clear
  C)
  \[|\vec{A}|\Delta \theta \]
  done clear
  D)
  \[|\vec{B}|\Delta \theta -|\vec{A}|\]
  done clear
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