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Physics
Physics
Problem
Q5)
a
⃗
=
3
i
^
\vec{a} = 3\hat{i}
a
=
3
i
^
b
⃗
=
4
j
^
\vec{b} = 4\hat{j}
b
=
4
j
^
get their resultant (
r
⃗
\vec{r}
r
) and the angle between
r
⃗
\vec{r}
r
and
a
⃗
\vec{a}
a
.
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