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NDA 2011
Exam
NDA
Year
2011
Subject
Mathematics
Chapter
Vector Algebra

NDA 2011 · Mathematics · Vector Algebra

If the vectors - i -2 x j -3 y k and i -3 x j -2 y k are orthogonal...

If the vectors −i^−2xj^−3yk^-\hat{i}-2 x \hat{j}-3 y \hat{k} and i^−3xj^−2yk^\hat{i}-3 \hat{x j}-2 y \hat{k} are orthogonal to each other, then what is the locus of the point (x,y)(x, y) ?

Options

  1. Aa straight line
  2. Ban ellipse
  3. Ca parabola
  4. Da circle

Correct answer

D. a circle

Step-by-step solution

The correct answer is option D
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