Question
सदिश $\vec{a}=\hat{i}+\hat{j}-2 \hat{k}$ के दिक्-कोसाइन __________ होंगे।

Answer

$\frac{1}{\sqrt{6}}, \frac{1}{\sqrt{6}}, \frac{-2}{\sqrt{6}}$

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free