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Consider a vector vecF=4hati-3hatj. Anot...

Consider a vector `vecF=4hati-3hatj`. Another vector that is perpendicular to `vecF` is

A

`4hati +3 hatj`

B

`7hatk`

C

`6hati`

D

`3hati- 4 hatj`

Text Solution

Verified by Experts

The correct Answer is:
B
Because `hatk` is prependicular to `hati and hatk` i.e., ` hati - hatj ` plane.
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GRB PUBLICATION-VECTORS-OBJECTIVE QUESTIONS
  1. The angle made by the vector vecA=2hati+3hatj with Y-axis is

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  2. If vecA and vecB are perpendicular vectors and vector vecA=5hati+7hatj...

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  3. Consider a vector vecF=4hati-3hatj. Another vector that is perpendicul...

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  4. The angle between the two vectors -2hati+3hatj-hatk and hati+2hatj+4ha...

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

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  6. A bodys constrained to more in the Y-direction ,Is subject to a force...

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  7. A vector vecF(1) is along the positive X-axis. If its vectors product ...

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  8. The torque of the force vecF=(2hati-3hatj+4hatk)N acting at the point ...

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  9. The position vector of a particle is r = a sin omega t hati +a cos ome...

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  10. The angle made by the vector 4hati - 3hatj + 5hatk with z-axis is :

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  11. Three vectors veca,vecb and vecc satisfy the relation veca.vecb=0 and ...

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  12. The resultant of two forces , one double the other in magnitude is pe...

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  13. The value of n so that vectors 2hati+3hatj-2hatk, 5hati+nhatj+hatk and...

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  14. A projectile of mass m is fired with a velocity v from point P at an a...

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  15. Magnitudes of four pairs of displacement vectors are given. Which ...

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  16. Two forces of magnitudes 30, 60 and P newton acting at a point a...

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  17. A force F=ahati+bhatj+chatk is acted upon a body of mass m. If the bod...

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  18. Let vecF be a force acting on a particle having positon vector vecr. L...

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  19. If |vecA xx vecB| = sqrt(3) vecA .vecB then the value of |vecA xx ve...

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  20. vecA, vecB and vecC are vectosrs each having a unit magneitude. If ...

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