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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

`180^(@)`

C

`0^(@)`

D

`60^(@)`

Text Solution

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The correct Answer is:
D
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ALLEN-RACE-Basic Maths (VECTORS)
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  2. Find the torque of a force vecF=2hati+hatj+4hatk acting at the point v...

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  3. What is the value of linear velocity ,if if omega=3hati-4hatj+hatkand ...

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  7. The vactor projection of a vector 3hati+4hatkon y-axis is

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  8. Consider two vectors vecF(1)=2hati+5hatk and vecF(2)=3hatj+4hatk. The ...

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  9. The component of vector A=a(x)hati+a(y)hatj+a(z)hatk and the directioi...

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  10. (vecA+2vecB).(2vecA-3vecB):-

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  11. If vecA=3hati+4hatj and vecB=6hati+8hatj, select correct alternatives ...

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  13. vecA, vecB and vecC are vectors each having a unit magneitude. If ...

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  14. The velocity of a particle is v=6hati+2hatj-2hatk The component of the...

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  17. If vecAxxvecB=vecC then find out the correct one :-

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  18. The position vectors of points A,B,C and D are A=3hati+4hatj+5hatk,B=4...

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  19. If vector (hata+ 2hatb) is perpendicular to vector (5hata-4hatb), then...

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  20. If hata" and "hatb are non-collinear unit vectors and if |hata+hatb|=s...

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