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Find a vector of magnitude 11 in the dir...

Find a vector of magnitude 11 in the direction opposite to that of `vec(PQ`, where P and Q are the points (1,3,2) and (-1,0,8), respectively.

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MAHAVEER PUBLICATION-VECTOR-QUESTION BANK
  1. Find x,y,z if hati+hatj+2hatk, -hati+zhatk and 2hati+xhatj+yhatk are m...

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  2. Find a vector and unit vector perpendicular to each of the vector veca...

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  3. Find a vector of magnitude 11 in the direction opposite to that of vec...

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  4. If the points (-1,-1,2) ,(2,m,5) and (3,11,6) are co-linear then find ...

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  5. Calculate the work done if a sled is pulled forward 50m along a fricti...

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  6. It takes 12000J of work to pull a sled 200m with a 120N force. Determi...

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  7. Calculate the work done by a force F = -5hati+hatj+7hatk N when its p...

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  8. A bolt is tightened using a 20N force, applied at an angle of 30^@ to ...

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  9. A bicycle pedal, 20 cm in length, has a 50N force applied to it at an ...

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  10. Which of the following is a vector quantity ?

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  11. You are given a displacement vector of 5 cm due east. Show by a diagra...

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  12. Represent graphically a force 60N is a direction 60^@ west of north.

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  13. Represent graphically a force 100N is a direction 45^@ west of north.

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  14. The quantity which has only magnitude is called

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  15. Force is a vector quantity. True or false ?

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  16. What is the magnitude of a unit vector?

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  17. Which have the following has zero magnitude?

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  18. Adding of two vectors to get a single vector is termed as

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  19. A vector which can be displaced parallel to itself and applied at any ...

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  20. Which of the following lists of physical quantities consists only of V...

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