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If veca+vecb=vec c and a+b=c, what is th...

If `veca+vecb=vec c` and a+b=c, what is the angle between `veca` and `vecb` ?

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NN GHOSH-VECTOR AND SCALARS-All Questions
  1. Show that numerically magnitude of a vector product gives the area of ...

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  2. The coordinates of the initial point of a vector are (2,3) and those o...

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  3. If veca+vecb=vec c and a+b=c, what is the angle between veca and vecb ...

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  4. Find the equation of a line which passes through a given point of posi...

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  5. A particle of mss m=2 kg moves with velocity vecv=2veci+2vecj-veck.Fin...

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  6. The velocity of a particle is vecv=3hati+2hatj+3hatk.Find the vector c...

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  7. The resultant of two forces vecP and vecQ acting at O at vecR . If any...

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  8. veca+veca=veca is (i) always possible, (ii)never possible, (iii)possib...

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  9. veca+vecb=vec c and |veca|=|vecb|=|vec c| This is (i)impossible (ii)...

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  10. If veca+vecb=vec c and c=sqrt(a^2+b^2). What is the angle between veca...

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  11. The coordinates of the initial point of a vector are (1,2) and those o...

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  12. If veca=2veci+3vecj and vecb=veci+vecj, find (i)veca.vecb, (ii)vecaxxv...

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  13. If veca=2veci-3vecj+2veck and vecb=veci+2vecj+veck, find (i)veca.vecb,...

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  14. If veca=x1veci+y1vecj and vecb=x2veci+y2vecj, find the condition that ...

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  15. If veca=4veci-3vecj and vecb=6veci+8vecj, find the magnitude and direc...

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  16. Three vectors which are coplanar with respect to a certain reactangula...

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  17. Find the angle between veca=3veci+3vecj-3veck and vecb=2veci+vecj+3vec...

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  18. A car is driven eastward for a distance of 50 km, then northward for 3...

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  19. Four forces of magnitude P, 2P, 3P and 4P act along the four sides of ...

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  20. Find the direction cosines and unit vector along the vector vecr=2veci...

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