Home
Class 11
PHYSICS
(vecAxxvecB)+(vecBxxvecA) is equal to...

`(vecAxxvecB)+(vecBxxvecA)` is equal to

A

2AB

B

`A^(2)B^(2)`

C

zero

D

null vector

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

For vectors veca,vecb,vecc,vecd, vecaxx(vecbxxvecc)=(veca.vecc)vecb-(veca.vecb)vecc and (vecaxxvecb).(veccxxvecd)=(veca.vecc)(vecb.vecd)(veca.vecd)(vecb.vecc) Now answer the following question: (vecaxxvecb).(vecxxvecd) is equal to (A) (vecaxxvecd).(vecbxxvecc) (B) (vecbxxveca).(veccxxvecd) (C) (vecdxxvecc).(vecbxxveca0 (D) none of these

If the vectors veca, vecb, vecc, vecd are any four vectors, then (vecaxxvecb).(veccxxvecd) is equal to

If the vectors veca, vecb, vecc and vecd are coplanar vectors, then (vecaxxvecb)xx(veccxxvecd) is equal to

If vecb and vecc are two non-collinear such that veca ||(vecbxxvecc) . Then prove that (vecaxxvecb).(vecaxxvecc) is equal to |veca|^(2)(vecb.vecc)

If vecb and vecc are two non-collinear such that veca ||(vecbxxvecc) . Then prove that (vecaxxvecb).(vecaxxvecc) is equal to |veca|^(2)(vecb.vecc)

For vectors veca,vecb,vecc,vecd, vecaxx(vecbxxvecc)=(veca.vecc)vecb-(veca.vecb)vecc and (vecaxxvecb).(veccxxvecd)=(veca.vecc)(vecb.vecd)(veca.vecd)(vecb.vecc) Now answer the following question: (vecaxxvecb).(vecxxvecd) is equal to (A) veca.(vecbxx(vecxxvecd)) (B) |veca|(vecb.(veccxxvecd)) (C) |vecaxxvecb|.|veccxxvecdD| (D) none of these

If 4veca+5vecb+9vecc=vec0 then (vecaxxvecb).{(vecbxxvecc)xx(veccxxveca)} is equal to

If 4veca+5vecb+9vecc=0 " then " (vecaxxvecb)xx[(vecbxxvecc)xx(veccxxveca)] is equal to

If veca, vecb, vecc are non-coplanar non-zero vectors, then (vecaxxvecb)xx(vecaxxvecc)+(vecbxxvecc)xx(vecbxxveca)+veccxxveca)xx(vecxxvecb) is equal to

(vecaxxvecb).(veccxxvecd) is not equal to

NARAYNA-VECTORS-C.U.Q
  1. Choose the false statement.

    Text Solution

    |

  2. Three vectors satisfy the relation A.B =0 and A.C=0 then A is paralle...

    Text Solution

    |

  3. Let vecF be a force acting on a particle having positon vector vecr. L...

    Text Solution

    |

  4. (vecAxxvecB)+(vecBxxvecA) is equal to

    Text Solution

    |

  5. If vecC=vecAxxvecB, then vecC is

    Text Solution

    |

  6. If vecA and vecB are two vectors, then which of the following is wrong...

    Text Solution

    |

  7. The angle between (vecAxxvecB) and (vecBxxvecA) is (in radian)

    Text Solution

    |

  8. If none of the vectors vecA,vecB and vecC are zero and if vecAxxvecB=0...

    Text Solution

    |

  9. Choose th false statement

    Text Solution

    |

  10. If vecA,vecB and vecC are coplanar vectors, then

    Text Solution

    |

  11. If vecA along North and vecB vertically upward then the directions of ...

    Text Solution

    |

  12. The angle between (vecA+vecB)&(vecAxxvecB)

    Text Solution

    |

  13. The position vector vecr and linear momentum vecp and vecr=hati and ve...

    Text Solution

    |

  14. The vector area of triangle whose sides are veca,vecb,vecc is

    Text Solution

    |

  15. Set the following vectors in the increasing order to their magnitude. ...

    Text Solution

    |

  16. Arrangement the vectors additions so that their magnitude are in the i...

    Text Solution

    |

  17. Arrange the vector subtractions so that their magnitude are in decreas...

    Text Solution

    |

  18. Set the angles made by following vectors with x-axis in the increasing...

    Text Solution

    |

  19. Arrange the dot products in increasing order (a) vecA and vecB are...

    Text Solution

    |

  20. Arrange the magnitude of cross products in the decreasing order. (a)...

    Text Solution

    |