A 100 N force acts from a point P(0, 0, 0) to a point Q(1, 1, 1); then the force in, N, is represented as:
1
\(\rm (\frac{100}{\sqrt2})(\vec{i}+\vec{j}+\vec{k})\)
2
\(\rm (\frac{100}{\sqrt3})(\vec{i}+\vec{j}+\vec{k})~\)
3
100
4
\(\rm 100(\vec{i}+\vec{j}+\vec{k})\)