Home
Class 11
PHYSICS
Given the three coplaner vectors vec(a) ...

Given the three coplaner vectors `vec(a) = 4 hati - hatj, vec(b) =- 3hati +2hatj` and `vec(c) =- 3hatj`. Find the magnitude of the sum of the three vectors.

Promotional Banner

Topper's Solved these Questions

  • Motion in a Plane

    SL ARORA|Exercise Example|111 Videos

  • Motion in a Plane

    SL ARORA|Exercise Excercise|397 Videos

  • MECHANICS

    SL ARORA|Exercise Exercise|341 Videos

  • MOTION IN ONE DIMENSION

    SL ARORA|Exercise problems for self practice|66 Videos

Similar Questions

Explore conceptually related problems

Find the angle between the vectors vec(A) = 2 hati - 4hatj +6 hatk and vec(B) = 3 hati + hatj +2hatk .

Find the sum of the vectors vec=hati-2hatj+hatk, vecb=-2hati+4 hatj+5hatk and vecc=hati-6hatj-7hatk

If vec(A) = 3 hati +2hatj and vec(B) = hati - 2hatj +3hatk , find the magnitudes of vec(A) +vec(B) and vec(A) - vec(B) .

Find the angle between the vertors vec(A) = hati + 2hatj - hatk and vec(B) = - hati +hatj - 2hatk .

Find a unit vector perpendicular the vectors vec(A) = 4 hati = hatj +3 hatk and vec(B) =- 2hati + hatj - 2hatk .

Prove that the vectors vec(A) = 2hati - 3hatj - hatk and vec(B) =- 6 hati + 9hatj +3hatk are parallel.

Find the sine of the angle between the vectors vec(A) = 3 hati - 4hatj +5hatk and vec(B) = hati - hatj +hatk .

Find the area of the triangle formed by the tips of the vectors vec(a) = hati - hatj - 3hatk, vec(b) = 4hati - 3hatj +hatk and vec(c) = 3 hati - hatj +2 hatk .

If vec(a) = hati - 2hatj - 3hatk, vec(b) = 2hati +hatj - hatk and vec(c) = hati +3hatj - 2hatk then find vec(a) xx (vec(b) xx vec(c)) .

SL ARORA-Motion in a Plane-Excercise
  1. Given the three coplaner vectors vec(a) = 4 hati - hatj, vec(b) =- 3ha...

    Text Solution

    |

  2. Which of the following quantities are independent of the choice of ori...

    Text Solution

    |

  3. Are the commutative law and associtive law applicable to vectors subtr...

    Text Solution

    |

  4. Can three vectors not in one phane giv e a zero resultant ? Can four v...

    Text Solution

    |

  5. What is the differnce between the follwing data ? (i) 3 (5 km h^(-1) ,...

    Text Solution

    |

  6. What was the difference between the speed of vehicle A on Day 1 ...

    Text Solution

    |

  7. Is | vec A + vec B| greater than or less than |vec A| + |vec B| ? Ex...

    Text Solution

    |

  8. Is |vec A - vec B| greater than or less than |vec A| + |vec B| ? Exp...

    Text Solution

    |

  9. What is the property of two vectors vec A and vec B, if | vec A+ ve...

    Text Solution

    |

  10. The sum and differnce of two vectors are perpendicular to each other. ...

    Text Solution

    |

  11. Find the condition for two vectors to be (i) paraiiel.

    Text Solution

    |

  12. If veca=x1veci+y1vecj and vecb=x2veci+y2vecj, find the condition that ...

    Text Solution

    |

  13. If |vec P xx vec Q|=PQ then the angle between vec P and vec Q is

    Text Solution

    |

  14. The magnitude of vector vec A is 2.5 metre and is directed towards eas...

    Text Solution

    |

  15. The magnitude of vector vec A is 2.5 metre and is directed towards eas...

    Text Solution

    |

  16. The magnitude of vector vec A is 2.5 metre and is directed towards eas...

    Text Solution

    |

  17. The magnitude of vector vec A is 2.5 metre g and is directed towards e...

    Text Solution

    |

  18. A person sitting in an open car moving at constant velocity throws a b...

    Text Solution

    |

  19. A person sitting in an open car moving at constant velocity throws a b...

    Text Solution

    |

  20. A bob hung from the ceiling of a room by a string is performing simple...

    Text Solution

    |

  21. A bob hung from the ceiling of a room by a string is performing simple...

    Text Solution

    |