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JEE Mains · Maths · STD 12 - 10. vector algebra
The vector \(\left( {\hat i \times \vec a.\vec b} \right)\hat i + \left( {\hat j \times \vec a.\vec b} \right)\hat j + \left( {\hat k \times \vec a.\vec b} \right)\hat k\) is equal to
- A \(\vec b \times \vec a\)
- B \(\vec a\)
- C \(\vec a \times \vec b\)
- D \(\vec b\)
Answer & Solution
Correct Answer
(C) \(\vec a \times \vec b\)
Step-by-step Solution
Detailed explanation
\((\hat{i} \times \vec{a} \cdot \vec{b}) \hat{i}+(j \times \vec{a} \cdot \vec{b}) \hat{j}+(\hat{k} \times \vec{a} \cdot \vec{b}) \hat{k}\)…
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