Given two vectors; A = i + j and B = i - j . Then match the follo… - Vidyadip

MCQ

Given two vectors; $\vec{ A }=\hat{ i }+\hat{ j }$ and $\vec{ B }=\hat{ i }-\hat{ j }$. Then match the following List :

List - I	List - II
(A) $\frac{(\vec{ A }+\vec{ B })}{2}$	(i) $\hat{ i }$
(B) $\frac{(\vec{ A }-\vec{ B })}{2}$	(ii) $\hat{ j }$
(C) $\frac{(\vec{ A } \cdot \vec{ B })}{2}$	(iii) $-\hat{ k }$
(D) $\frac{(\vec{ A } \times \vec{ B })}{2}$	(iv) 0

Choose the correct answer from the options given below :

A
A - iv, B - i, C - ii, D - iii
B
A - ii, B - iv, C - iii, D - i
C
A - iii, B - ii, C - iv, D - i
✓
A - i, B - ii, C - iv, D - iii

✓

Answer

Correct option: D.

A - i, B - ii, C - iv, D - iii

D

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