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If vec a , vec b are two vectors, th...

If ` vec a , vec b` are two vectors, then write the truth value of the following statements: ` vec a=- vec b| vec a|=| vec b|` `| vec a|=| vec b| vec a=+- vec b` `| vec a|=| vec b| vec a= vec b`

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RD SHARMA ENGLISH-ALGEBRA OF VECTORS-All Questions
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  2. If vec a is a vector and m is a scalar such that m vec a= vec0 ...

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  3. If vec a , vec b are two vectors, then write the truth value of th...

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  4. A B C D is a quadrilateral. Find the sum the vectors vec B A , ve...

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  5. A B C D E is pentagon, prove that vec A B + vec B C + vec C D ...

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  6. If P ,Q and R are three collinear points such that vec P Q= vec a ...

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  7. Give a condition that three vectors vec a , vec b and vec c from ...

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  8. If vec a and vec b are two non-collinear vectors having the same ...

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  9. Find the unit vector in the direction of 3 hat i+4 hat j-12 hat kdo...

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  10. The vertices A , B , C of triangle A B C have respectively position ...

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  11. Find a unit vector parallel to the vector hat i+sqrt(3) hat j

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  12. Show that the four points A ,B ,C ,D with position vectors vec a , ve...

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  13. If vec a , vec b are the position vectors of A , B respectively, find...

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  14. Let vec a , vec b , vec c , vec d be the position vectors of the four...

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  15. 6). If vec P Q=3 hat i+2 hat j- hat k and the coordinates of P are ...

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  16. Prove that the points hat i- hat j ,4 hat i-3 hat j+ hat k and 2 hat ...

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  17. If vec a=3 hat i- hat j-4 hat k , vec b=2 hat i+4 hat j-3 hat k and ...

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  18. Can a vector have direction angles 45^0,60^0,120^0

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  19. A vector makes an angle of pi/4 with each of x-axis and y-axis F...

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  20. Show that the point A ,B ,C with position vectors vec a-2 vec b...

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