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AP EAMCET202017 Sep 2020Morning ShiftMathematicsVector AlgebraActual

Let ( p , q ) and ( r ) be such that ( r 0 , p q = r , q p ), then (i) ( p , q , r ) are pair-wise orthogonal vectors (ii) (| q |=| r |=| p | )

Options

  1. A(i) is correct, (ii) is incorrect
  2. B(i) is incorrect, (ii) is correct
  3. CBoth (i) and (ii) are incorrect
  4. DBoth (i) and (ii) are correct

Correct answer

D. Both (i) and (ii) are correct

Step-by-step solution

According to the given conditions (i) and (ii) both are correct.

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