Question:
Mark $(\sqrt{)}$ against the correct answer in each of the following:
$\vec{a} \cdot(\vec{a} \times \vec{b})=?$
A. 0
B. 1
C. $\mathbf{a}^{2} \mathbf{b}$
D. meaningless
Solution:
Click here to get exam-ready with eSaral
For making your preparation journey smoother of JEE, NEET and Class 8 to 10, grab our app now.