MCQ
यदि सदिश $3 \hat{i}-6 \hat{j}+\hat{k}$ और $2 \hat{i}-4 \hat{j}+\lambda \hat{k}$ समांतर हैं तो $\lambda$ का मान है
- ✓$\frac{2}{3}$
- B$\frac{3}{2}$
- C$\frac{5}{2}$
- D$\frac{2}{5}$
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