Question : What is the unit vector along î+ j?
(A) î+ ĵ / \sqrt{2}
(B) \sqrt{2} (î+ ĵ)
(C) î+ ĵ
(D) k̂
Answer : option (A)
Solution :


Question : What is the unit vector along î+ j?
(A) î+ ĵ / \sqrt{2}
(B) \sqrt{2} (î+ ĵ)
(C) î+ ĵ
(D) k̂
Answer : option (A)
Solution :