Home
Class 12
MATHS
The angle between the vectors hati-hatj ...

The angle between the vectors `hati-hatj` and `hatj-hatk` is :

A

`pi/3`

B

`(2pi)/3`

C

`- pi/3`

D

`(5pi)/6`.

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • VECTORS

    MODERN PUBLICATION|Exercise Exercise|500 Videos

  • UNIT TEST-4

    MODERN PUBLICATION|Exercise EXERCISE|13 Videos

Similar Questions

Explore conceptually related problems

Find the angle between the vectors : hati-hatj and hatj-hatk .

Find the angle between the vectors hati-hatj and hatj-hatk .

It theta be the angle between the vectors hati + hatj and hatj + hatk then theta is

Find the angle between the vectors : hati+hatj+hatk and hati+hatj-hatk .

Find the angle between the vectors hati-2hatj+3hatk and 3hati - 2hatj + hatk

Find the angle between the vectors veca=hati-hatj+hatk and hatb=hati+hatj-hatk .

The sine of the angle between the vector a=3hati+hatj+hatk and b=2hati-2hatj+hatk is

If theta is the angle between the vectors a=2hati+2hatj-hatk and b=6hati-3hatj+2hatk , then

MODERN PUBLICATION-VECTORS-Exercise
  1. The magnitude of the vector 6hati+2hatj+3hatk is :

    Text Solution

    |

  2. The vector with initial point P(2,-3,5) and terminal point Q(3,-4,7) i...

    Text Solution

    |

  3. The angle between the vectors hati-hatj and hatj-hatk is :

    Text Solution

    |

  4. The value of 'lambda' for which the two vectors : 2hati-hatj+2hatk and...

    Text Solution

    |

  5. If |veca|=8,|vecb|=3 and |vecaxxvecb|=12, then value of veca*vecb is :

    Text Solution

    |

  6. If veca=2hati-hatj+hatk and vecb=-2hati+hatk, then the vector in the d...

    Text Solution

    |

  7. If veca and vecb are two collinear vectors, then which of the followi...

    Text Solution

    |

  8. If vecaxxvecb=|veca||vecb|sin theta hatn, which one is correct ?

    Text Solution

    |

  9. If veca*vecb=-|veca||vecb|, then theta=

    Text Solution

    |

  10. The projection of the vector veca=2hati+3hatj+2hatk on the vector vecb...

    Text Solution

    |

  11. The area of triangle having adjacent sides veca and vecb is :

    Text Solution

    |

  12. The magnitude of : veca=3hati+2hatj is :

    Text Solution

    |

  13. If veca=3hati-hatj+2hatk,vecb=hati-3hatk, then veca*vecb is :

    Text Solution

    |

  14. If veca=hati+2hatj+5hatk,vecb=2hati+3hatj, then the value of vecaxxvec...

    Text Solution

    |

  15. Let the vectors veca and vecb be such that |veca|=3 and |vecb|=(sqrt2)...

    Text Solution

    |

  16. For a unit vector veca if (x-veca)*(x+veca)=12, then |x| is equal to :

    Text Solution

    |

  17. Projection of vector veca on other vector vecb is equal to :

    Text Solution

    |

  18. Which of the following is true :

    Text Solution

    |

  19. The angle between the vectors veca and vecb such that |veca|=|vecb|=sq...

    Text Solution

    |

  20. If the points A and B are (1,2,-1) and (2,1,-1) respectively, then vec...

    Text Solution

    |