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Find the vector vec(AB) and its magnitud...

Find the vector `vec(AB)` and its magnitude if it has initial point A(1,2,-1) and final point B(3,2,2).

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SL ARORA-Motion in a Plane-Example
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  3. Find the vector vec(AB) and its magnitude if it has initial point A(1,...

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  4. Find unit vector parallel to the resultant of the vectors vec(A) = hat...

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  5. A vector vec(X), when added to the resultant of the vectors vec(A) = 3...

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  6. Two forces vec(F)(1) = 3hati +4hatj and vec(F)(2) = 3hatj +4hatk are a...

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  7. If vec(A) = 3hati +4hatj and vec(B) = 7 hat I +24 hatj, find a vector ...

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  8. A bird moves with velocity 20m/s in a direction making an angle of 60^...

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  9. One of the rectangular components of a velocity of 80 kmh^(-1) is 40 k...

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  10. A force is inclined at 60^(@) to the horizontal. If its rectangular co...

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  11. An aeroplane takes off at angle of 30^(@) to the horizontal. If the co...

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  12. A man rows a boat with a speed of 18Km h^(-1) in the north-west direct...

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  13. Two billiard balls are rolling on a flat table. One has the velocity c...

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  14. Find the angle between the vertors vec(A) = hati + 2hatj - hatk and ve...

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  15. Prove that the vectors vec(A) = hati +2 hatj +3hatk and vec(B) = 2hati...

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  16. Two vector vec A = 5hati+7hatj-3hatk and vec B=2hati+2hatj-alphahatk a...

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  17. If the magnitudes of two vectors are 3 and 4 and their scalar product ...

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  18. A body constrained to move along the z-axis of a co-ordinate system is...

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  19. A force of 7 hati+ 6 hatk newton makes a body move on a rough plane wi...

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