Physics · 2022
NEET 2022 · 4 September · Code W6 · Q26
If F =2 i + j - k and r =3 i +2 j -2 k, then the scalar and vector products of F and r have the magnitudes respectively as
If $\displaystyle \vec{F}=2 \hat{i}+\hat{j}-\hat{k}$ and $\displaystyle \vec{r}=3 \hat{i}+2 \hat{j}-2 \hat{k}$, then the scalar and vector products of $\displaystyle \vec{F}$ and $\displaystyle \vec{r}$ have the magnitudes respectively as
Official answer
(4)
$\displaystyle 10, \sqrt{2}$
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