Question

Two vectors $\overset{\rightarrow}{a}$and $\overset{\rightarrow}{b}$lie in one plane. Vector $\overset{\rightarrow}{c}$ lies in different plane, then $\overset{\rightarrow}{a}$+$\overset{\rightarrow}{b}$ +$\overset{\rightarrow}{c}$

• A. (a) May be zero
• A. (b) Must be zero
• A. (c) Must not be zero
• A. (d) All of above are possible

Answer 1

(c)

Sum of three non coplanar vectors cannot be zero