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Determine the vector which when added to...

Determine the vector which when added to the resultant of `vec(A) =2hati - 4hatj - 6hatk` and `vec(B) = 4hati +3hatj + 3hatk` gives the unit vector along z-axis.

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The correct Answer is:
`-6hati +hatj +4hatk`
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SL ARORA-VECTORS-Problems For Self Practice
  1. A reackless drunk is playing with a gun in an airplane that is going d...

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  2. Find the unit vector parallel to the resultant of the unit vectors vec...

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  3. Determine the vector which when added to the resultant of vec(A) =2hat...

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  4. Find the value of lambda in the unit vector 0.4 hati + 0.8 hatj + lamb...

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  5. Given the three coplaner vectors vec(a) = 4 hati - hatj, vec(b) =- 3ha...

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  6. A velocity of 10 ms^(-1) has its Y-component 5sqrt(2)ms^(-1). Calculat...

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  7. An aeroplane taked off at an angle of 30^(@) to the horizontal. If the...

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  8. A child pulls a rope attached to a stone with a force of 80N. The rope...

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  9. Show that the vector vec(A) = hati +hatj +hatk is perpendicular to the...

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  10. Find the value of m so that the vector 3 hati - 2hatj +hatk is perpend...

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  11. For what value of a are the vectors vec(A) = a hati - 2hatj +hatk and ...

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  12. Find the angles between the following pairs of vectors: (i) vec(A) =...

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  13. Calculate the values of (i) hatj. (2hati - 3hatj +hatk) and (ii) (2hat...

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  14. A force vec(F) = 4 hati + hatj + 3hatk newton acts on a particle and d...

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  15. Under a force of 10 hati - 3 hatj +6 hatk newton, a body of mass 5 kg ...

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  16. The sum and difference of two vectors vec(A) and vec(B) are vec(A) +ve...

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  17. A force vec(F) = 5hati + 4hatj newton displaces a body through vec(S) ...

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  18. If the resultant of the vectors 3 hati +4 hatj +5 hatk and 5 hati +3 h...

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  19. Show that the vectors a =3hati - 2hatj+hatk, b=hati - 3hatj+5hatk and ...

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  20. If vectors vec(A),vec(B) and vec(C) have magnitudes 8,15 and 17 units ...

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