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The work done by the force vecF=ahati+...

The work done by the force ` vecF=ahati+hatj+hatk ` in moving the point of application from (1.1.1) 1 (2. 2. 2) along a straight line is given to be 5 units. Find the value of a.

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The correct Answer is:
a=3
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FULL MARKS-APPLICATIONS OF VECTOR ALGEBRA-Additional Questions Solved
  1. The work done by the force vecF=ahati+hatj+hatk in moving the point...

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  2. If the position vectors of three points A, B and Care respectively v...

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  3. A force given by and 3veci+2vecj-4veck is applied at the point (1,-1...

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  4. Show that the area of a parallelogram having diagonals 3veci+vecj-2v...

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  5. If the edges  veca=-3veci+7vecj+5veck , vecb=-5veci+7vecj-3veck ,...

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  6. If vecx.veca=0 , vecx.vecb=0 , vecx.vecc=0 and vecxnevec0 ...

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  7. The volume of the parallelepiped whose edges are represented by -12 ha...

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  8. Prove that |vecavecbvecc|=abc   if and only if veca , vecb , ...

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  9. Show that the points (1, 3, 1), (1, 1,-1), (-1, 1, 1), (2,2, -1) are l...

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  10. If veca=2veci+3vecj-5veck , vecb=-veci-vecj+2veck and vecc=4vec...

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  11. If veca =3veci+2vecj-4veck , vecb =5veci-3vecj+6veck , vecc =5ve...

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  12. If veca =2veci+3vecj-veck , vecb =2veci+5veck , vecc =vecj-3veck...

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  13. Find the vector and cartesian equations of the straight line passing t...

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  14. Find the vector and cartesian equations of the straight line passing t...

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  15. Find the angle between the following lines vecr=3veci+2vecj-veck+t(v...

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  16. Find the angle between the following lines (x-1)/(2)=(y+1)/(3)=(z-4)...

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  17. Find the distance between the parallel lines vecr=(hati-hatj)+t(2hati-...

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  18. Show that the lines vecr=(hati-hatj)+t(2hati+hatk) and vecr=(2hati-hat...

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  19. Show that the lines (x-1)/(3)=(y-1)/(-1)=(z+1)/(0) and (x-4)/(2)=...

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  20. find the shortest distance between the skew lines. vecr=(veci-vecj)+...

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