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NDA 2011
Exam
NDA
Year
2011
Subject
Mathematics
Chapter
Vector Algebra

NDA 2011 · Mathematics · Vector Algebra

The points with position vectors 10 i +3 j , 12 i -5 j , a i +11 j...

The points with position vectors 10i^+3j^,12i^−5j^,ai^+11j^10 \hat{i}+3 \hat{j}, 12 \hat{i}-5 \hat{j}, a \hat{i}+11 \hat{j} are collinear, if the value of aa is

Options

  1. A-8
  2. B4
  3. C8
  4. D12

Correct answer

C. 8

Step-by-step solution

The correct answer is option (C).
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