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The angle between the vectors (hati+hatj...

The angle between the vectors `(hati+hatj) and (hatj+hatk)` is

A

`90^(@)`

B

`60^(@)`

C

`30^(@)`

D

`45^(@)`

Text Solution

Verified by Experts

The correct Answer is:
B
`"cos" thetya=(vecA.vecB)/(|vecA||vecB|)=(1)/(sqrt(2) sqrt(2))=(1)/(2) rArr theta=60^(@)`
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