Home
Class 11
PHYSICS
If |vecA xx vecB| = sqrt3 vecA *vecB, th...

If `|vecA xx vecB| = sqrt3 vecA *vecB`, then the value of `|vecA + vecB|` is :

A

`(A^(2) + B^(2) + (AB)/(sqrt3))^(1//2)`

B

A + B

C

`(A^(2) + B^(2) + sqrt3AB)^(1//2)`

D

`(A^(2) + B^(2) + AB)^(1//2)`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • SCALARS AND VECTORS

    TARGET PUBLICATION|Exercise Evaluation Test|19 Videos

  • SCALARS AND VECTORS

    TARGET PUBLICATION|Exercise Critical Thinking|36 Videos

  • REFRACTION OF LIGHT

    TARGET PUBLICATION|Exercise EVALUATION TEST|12 Videos

Similar Questions

Explore conceptually related problems

If |vecA xx vecB| = sqrt(3) vecA .vecB then the value of |vecA xx vecB| is :

If |vecAxxvecB|=sqrt(3) vecA.vecB , then the value of |vecA+vecB| is

If |hatAxxvecB|=sqrt(3)vecA,vecB , then the value of |vecA+vecB| is :

If |vecAxxvecB|=sqrt3 vecA.vecB then |vecA+vecB|=

If |vecA xx vecB| = |vecA*vecB| , then the angle between vecA and vecB will be :

If |veca| = 10, |vecb|=2 and veca.vecb=12 , then the value of |veca xx vecb| is:

If veca, vecb,vecc are three on-coplanar vectors such that veca xx vecb=vecc,vecb xx vecc=veca,vecc xx veca=vecb , then the value of |veca|+|vecb|+|vecc| is

If |veca|=|vecb|=|veca+vecb|=1 then find the value of |veca-vecb|

TARGET PUBLICATION-SCALARS AND VECTORS-Competitive Thinking
  1. Which of the following relation is not correct?

    Text Solution

    |

  2. What is the value of linear velocity. If vec(omega)=3hat(i)-4hat(j)+ha...

    Text Solution

    |

  3. If vec(A)xxvec(B)=vec(B)xxvec(A), then the angle between vec(A) and ve...

    Text Solution

    |

  4. The moment of the force, vec(A)xxvec(B)=vec(B)xxvec(A), at (2,0,-3), a...

    Text Solution

    |

  5. A force vec F = prop hat i + 3 hat j + 6 hat k is acting at a point ve...

    Text Solution

    |

  6. The velocity of a particle of mass m is vec(v) = 5 hat(i) + 4 hat(j) +...

    Text Solution

    |

  7. Two adjacent sides of a parallelogram are respectively by the two vect...

    Text Solution

    |

  8. Three vector vec(A),vec(B), vec(C ) satisfy the relation vec(A)*vec(B)...

    Text Solution

    |

  9. The component of a vector r along X-axis will have maximum value if

    Text Solution

    |

  10. If |vecA xx vecB| = sqrt3 vecA *vecB, then the value of |vecA + vecB| ...

    Text Solution

    |

  11. Sum of magitude of two fores is 25 N. The resultant of these forces is...

    Text Solution

    |

  12. Consider a particle on which constant forces vec(F) = hat(i) + 2hat(j)...

    Text Solution

    |

  13. A particle moves from a point (-2hat(i) + 5hat(j)) " to" " " (4hat(j) ...

    Text Solution

    |

  14. A force F=-K(yhati+xhatj) (where K is a positive constant) acts on a p...

    Text Solution

    |

  15. The vector sum of two forces is perpendicular to their vector differen...

    Text Solution

    |

  16. Which of the following statement is true?

    Text Solution

    |

  17. If vec(a) and vec(b) are two vectors then the value of (vec(a) + vec(b...

    Text Solution

    |

  18. The angle between the vector vec(A) and vec(B) is theta. Find the valu...

    Text Solution

    |

  19. The vector vec(A),vec(B) and vec( C ) are such that |vec(A)|=|vec(B)|...

    Text Solution

    |

  20. The position of a particle is given by vec(r) = 3that(i) - 4t^(2)hat(j...

    Text Solution

    |