Home
Class 12
MATHS
Three vectors veca,vecbandvecc satisfy t...

Three vectors `veca,vecbandvecc` satisfy the condition `veca+vecb+vecc=vec0` . Evaluate the quantity `mu=veca*vecb+vecb*vecc+vecc*veca`, if `|veca|=3,|vecb|=4and|vecc|=2`.

Promotional Banner

Topper's Solved these Questions

  • VECTOR ALGEBRA

    NCERT BANGLISH|Exercise EXERCISE 10.1|5 Videos

  • VECTOR ALGEBRA

    NCERT BANGLISH|Exercise EXERCISE 10.2|19 Videos

  • RELATIONS AND FUNCTIONS

    NCERT BANGLISH|Exercise MISCLELLANEOUS EXERCISE ON CHAPTER 1|19 Videos

Similar Questions

Explore conceptually related problems

If three unit vectors veca, vecb and vecc " satisfy" veca+vecb+vecc= vec0 . Then find the angle between veca and vecc .

If three unit vectors veca, vecb and vecc " satisfy" veca+vecb+vecc= vec0 . Then find the angle between vecb and vecc .

If veca + 2 vecb + 3 vecc = vec0 " then " veca xx vecb + vecb xx vecc + vecc xx veca=

If veca,vecbandvecc are unit vectors such that veca+vecb+vecc=0 , then the value of veca.vecb+vecb.vecc+vecc.veca is

If veca,vecbandvecc are unit vectors such that veca+vecb+vecc=3 , then the value of veca.vecb+vecb.vecc+vecc.veca is

Prove that [veca+vecb vecb+vecc vecc+veca]=2[veca vecb vecc]

If the three vectors veca,vecb,vecc are such that veca+vecb+vecc=vec0" and " |veca|=3,|vecb|=4,|vecc|=5 , then show that veca*vecb+vecb*vecc+vecc*veca=-25 .

The vectors veca,vecb,vecc are such that veca+vecb+vecc=vec0 , If |veca| =3 , |vecb|=4 and |vecc|= 5 , then show that veca.vecb+vecb.vecc+vecc.veca = -25

veca,vecb,vecc be three vectors such that veca+vecb+vecc=0" and "|veca|=1,|vecb|=4,|vecc|=2 . Evalute veca*vecb+vecb*vecc+vecc*veca .

NCERT BANGLISH-VECTOR ALGEBRA-Miscellaneous Exercise on chapter 10
  1. Three vectors veca,vecbandvecc satisfy the condition veca+vecb+vecc=ve...

    Text Solution

    |

  2. Write down a unit vector in XY-plane, making an angle of 30^(@) with t...

    Text Solution

    |

  3. Find the scalar components and magnitude of the vector joining the poi...

    Text Solution

    |

  4. A girl walks 4 km towards west, then she walks 3 km in a direction 30^...

    Text Solution

    |

  5. If veca=vecb+vecc , then is it true that |veca|=|vecb|+|vecc|? Justify...

    Text Solution

    |

  6. Find the value of x for which x(hati+hatj+hatk) is a unit vector.

    Text Solution

    |

  7. Find a vector of magnitude 5 units and parallel to the resultant of th...

    Text Solution

    |

  8. If veca=hati+hatj+hatk,vecb=2hatj-hatj+3hatkandvecc=hati-2hatj+hatk, ...

    Text Solution

    |

  9. Show that the points A(1,-2,-8),B(5,0,-2)andC(11,3,7) are collinear , ...

    Text Solution

    |

  10. Find the position vector of a point R which divides the line joining t...

    Text Solution

    |

  11. The two adjacent sides of a parallelogram are 2hati-4hatj+5kandhati-2h...

    Text Solution

    |

  12. Show that the direction cosines of a vector equally inclined to the ax...

    Text Solution

    |

  13. Let veca=hati+4hatj+2hatk,vecb=3hati-2hatj+7hatkandvecc=2hati-hatj+4ha...

    Text Solution

    |

  14. The scalar product of the vector hati+hatj+hatk with a unit vector alo...

    Text Solution

    |

  15. If with reference to the right handed system of mutually perpendicular...

    Text Solution

    |

  16. Prove that (veca+vecb)*(veca+vecb)=|veca|^(2)+|vecb|^(2), if and only...

    Text Solution

    |

  17. If theta is the angle between two vectors vecaandvecb then veca*vecbge...

    Text Solution

    |

  18. Let vecaandvecb be two unit vectors and theta is the angle between the...

    Text Solution

    |

  19. The value of hati*(hatk xx hatj) + hatj*(hati xx hatk)+hatk*(hatj xx h...

    Text Solution

    |

  20. If theta is the angle between any two vectors vecaandvecb, then |veca*...

    Text Solution

    |