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The minimum number of vectors of equal m...

The minimum number of vectors of equal magnitude needed to produce zero resultant is

A

2

B

3

C

4

D

More than 4

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AAKASH INSTITUTE ENGLISH-VECTOR ALGEBRA-ASSIGNMENT (SECTION-A)
  1. What is the maximum number of rectangular components into which a vect...

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  2. Which of the following is a vector ?

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  3. The minimum number of vectors of equal magnitude needed to produce zer...

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  4. What is the maximum number of rectangular components into which a vect...

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  5. Which of the following operations between the two vectors can result a...

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  6. If the sum of two unit vectors is a unit vector, then the magnitude of...

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  7. Let O be the centre of a regular hexagon A B C D E F . Find the sum of...

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  8. For any two vectors veca and vecb, which one of the following is not t...

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  9. Find a unit vector in the direction of vector vecb = hati + 2hatj + 3h...

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  10. Prove that the vectgors 2hati-hatj+hatk, hati-3hatj-5hatk and 3hati-4h...

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  11. The magnitude of the sum of two vectors is equal to the difference in ...

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  12. What is the angle between veca and the resultant of veca+vecb and veca...

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  13. What is the magnitude of the scalar product of the following vectors ...

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  14. Given that 0.4hati+0.8hatj+b hatk is a unit vector . What is the valu...

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  15. ABCD is parallelogram. If L and M are the middle points of BC and CD, ...

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  16. If veca=hati+hatj, vecb=hatj+hatk, vec c hatk+hati, a unit vector par...

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  17. p1 hati+p2hatj is a unit vector perpendicular to 4hati-3hatj if

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  18. If vecOA=veca,vecOB=vecb,vecOC=2veca+3vecb,vecOD=veca-2vecb, the lengt...

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  19. Let veca=3hati-hatj, vecb=hati-2hatj, vec c=-hati+7hatj and vecp=veca+...

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  20. If vecaxxvecb=vecaxxvec c,veca ne 0, then

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