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COMEDK2013PhysicsMathematics in Physics

Vectors A , B and C are such that A B =0 and A C =0 , then the vector parallel to A is

Options

  1. AA B
  2. BB + C
  3. CB C
  4. DB and C

Correct answer

C. B C

Step-by-step solution

As per Boolean expressions, A ( B C )=( A C ) B -( A B ) C =0-0=0 ( B C ) is parallel to A .

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