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NDA 2010
Exam
NDA
Year
2010
Subject
Mathematics
Chapter
Vector Algebra

NDA 2010 · Mathematics · Vector Algebra

A B C D is a quadrilateral. Forces A B , C B , C D and D A act...

ABCDA B C D is a quadrilateral. Forces AB→,CB→,CD→\overrightarrow{A B}, \overrightarrow{C B}, \overrightarrow{C D} and DA→\overrightarrow{D A} act along its sides. What is their resultant?

Options

  1. A2CD→2 \overrightarrow{C D}
  2. B2DA→2 \overrightarrow{D A}
  3. C2BC→2 \overrightarrow{B C}
  4. D2CB→2 \overrightarrow{C B}

Correct answer

D. 2CB→2 \overrightarrow{C B}

Step-by-step solution

The correct answer is option (D).
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