AP EAMCET · Maths · Vector Algebra
A vector of magnitude \(\sqrt{51}\) which makes equal angles with the vectors \(\bar{a}=\frac{1}{3}(\bar{i}-2 \bar{j}+2 \bar{k})\), \(\bar{b}=\frac{1}{5}(-4 \bar{i}-3 \bar{k})\) and \(\bar{c}=\bar{j}\), is
- A \(5 \bar{i}-\bar{j}+5 \bar{k}\)
- B \(-5 \bar{i}+\bar{j}-5 \bar{k}\)
- C \(-5 \bar{i}+\bar{j}+5 \bar{k}\)
- D \(-\bar{i}-\bar{j}+7 \bar{k}\)
Answer & Solution
Correct Answer
(C) \(-5 \bar{i}+\bar{j}+5 \bar{k}\)
Step-by-step Solution
Detailed explanation
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