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Get magnitude and angle
Related Topics
Wize High School Grade 12 Calculus Textbook > Vector Products
Dot Product
5 Activities
For vector
A
⃗
=
4.12
i
^
−
3.20
j
^
\vec{A} = 4.12 \hat{i} -3.20 \hat{j}
A
=
4.12
i
^
−
3.20
j
^
Magnitude of vector
Angle of the vector formed with -y axis (in degrees)
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More Dot Product Questions:
A force of
F
⃗
=
3
i
⃗
−
5
j
⃗
\vec{F}=3\vec{i}-5\vec{j}
F
=
3
i
−
5
j
is applied continuously on four different objects, causing each object to displace along vector. During which displacement does this force do the largest negative work on the objects?
A)
Δ
r
⃗
=
2
i
⃗
−
2
j
⃗
\Delta\vec{r}=2\vec{i}-2\vec{j}
Δ
r
=
2
i
−
2
j
B)
Δ
r
⃗
=
3
i
⃗
+
j
⃗
\Delta\vec{r}=3\vec{i}+\vec{j}
Δ
r
=
3
i
+
j
C)
Δ
r
⃗
=
+
4
i
⃗
+
3
j
⃗
\Delta\vec{r}=+4\vec{i}+3\vec{j}
Δ
r
=
+
4
i
+
3
j
D)
Δ
r
⃗
=
i
⃗
+
4
j
⃗
\Delta\vec{r}=\vec{i}+4\vec{j}
Δ
r
=
i
+
4
j