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If [I, j, k] be a set of orthogonal unit...

If [I, j, k] be a set of orthogonal unit vectors, then fill up the blanks :
(i) `i.i +j.j +k.k =.........`
(ii) `i.j+j.k+k.i. = ..........`
(iii) `i.i =j.j =k.k = `.........
(iv) `i.j=j.k =k.i. =` ........

A

`i.i+j.j+k.k=`.......

B

`i.j+j.k+k.i=`.......

C

`i.i=j.j=k.k =`......

D

`i.j=j.k =k.i =`.........

Text Solution

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The correct Answer is:
A, B, C, D
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