Home
Class 12
MATHS
Find the angle between the vectors vec ...

Find the angle between the vectors ` vec a\ a n d\ vec b` where: ` vec a=2 hat i- hat j+\ 2 hat k\ a n d\ vec b=4 hat i+4 hat j-2 hat k`

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • RELATIONS

    RD SHARMA ENGLISH|Exercise All Questions|197 Videos

  • SCALAR TRIPLE PRODUCT

    RD SHARMA ENGLISH|Exercise All Questions|76 Videos

Similar Questions

Explore conceptually related problems

Find the angle between the vectors vec a\ a n d\ vec b where: vec a=2 hat i- hat j+2 hat k\ a n d\ vec b=4i+4 hat j-2 hat k

Find the angle between the vectors vec a\ a n d\ vec b where: vec a=2 hat i-3 hat j+ hat k\ a n d\ vec b= hat i+ hat j-2 hat k

Find the angle between the vectors vec a\ a n d\ vec b where: vec a=3 hat i-2 hat j-6hat k\ a n d\ vec b=4 hat i- hat j+8 hat k

Find the angle between the vectors vec a\ a n d\ vec b where: vec a= hat i- hat j\ a n d\ vec b= hat j+ hat k

Find the angle between the vectors vec a\ a n d\ vec b where: vec a= hat i+2 hat j- hat k ,\ vec b= hat i- hat j+ hat k

Find vec adot vec b when: vec a= hat i-2 hat j+ hat k\ a n d\ vec b=4 hat i-4 hat j+7 hat k

Find the angle between the vectors vec a= hat i- hat j+ hat k\ a n d\ vec b= hat i+ hat j- hat kdot

Find vec adot vec b when: vec a= hat j- hat k\ a n d\ vec b=2 hat i+3 hat j-2 hat k

Find the angle between the vectors vec a= hat i+hat j-hat k and vec b=hat i-hat j+hat k

Find a unit vector perpendicular to each of the vector vec a+ vec b and vec a- vec b , where vec a=3 hat i+2 hat j+2 hat k and vec b= hat i+2 hat j-\ 2 hat k

RD SHARMA ENGLISH-SCALAR OR DOT PRODUCT-All Questions
  1. Find the angle between the vectors vec a\ a n d\ vec b where: vec a...

    Text Solution

    |

  2. Find the angle between the vectors vec a\ a n d\ vec b where: vec a...

    Text Solution

    |

  3. Find the angle between the vectors vec a\ a n d\ vec b where: vec a...

    Text Solution

    |

  4. Find the angle between the vectors vec a\ a n d\ vec b where: vec a...

    Text Solution

    |

  5. Find the angle between the vectors vec a\ a n d\ vec b where: vec a...

    Text Solution

    |

  6. Find the angles which the vector vec a= hat i- hat j+sqrt(2) hat k ma...

    Text Solution

    |

  7. Dot product of a vector with hat i+ hat j-3 hat k ,\ hat i+3 hat j-2...

    Text Solution

    |

  8. Dot products of a vector with vectors hat i- hat j+ hat k ,\ 2 hat i+...

    Text Solution

    |

  9. If hat a\ a n d\ hat b are unit vectors inclined at an angle theta t...

    Text Solution

    |

  10. If the sum of two unit vectors is a unit vector prove that the magni...

    Text Solution

    |

  11. If vec a ,\ vec b ,\ vec c are three mutually perpendicular unit ve...

    Text Solution

    |

  12. If | vec a+ vec b|=60 ,\ | vec a- vec b|=40\ | vec b|=46 , \ Then fin...

    Text Solution

    |

  13. Show that the vector hat i+ hat j+ hat k is equally inclined with the...

    Text Solution

    |

  14. Show that the vector vec a=1/7(2 hat i+3 hat j+6 hat k),\ vec b=1/7(...

    Text Solution

    |

  15. For any tow vectors a\ a n d\ b show that ( vec a+ vec b) ( vec a- vec...

    Text Solution

    |

  16. If vec a=2 hat i- hat j+ hat k ,\ vec b= hat i+ hat j-2 hat k\ a n d...

    Text Solution

    |

  17. If vec p=5 hat i+lambda hat j-3 hat k\ a n d\ vec q= hat i+3 hat j-5...

    Text Solution

    |

  18. If vecalpha=3 hat i+4 hat j+5 hat k\ a n d\ vecbeta=2 hat i+ hat j-4...

    Text Solution

    |

  19. If either vec a= vec0\ or\ vec b= vec0\ t h e n\ vec adot vec b= ve...

    Text Solution

    |

  20. Show that the vectors vec a=3 hat i-2 hat j+ hat k ,\ vec b= hat i-3...

    Text Solution

    |