Home
Class 12
PHYSICS
The vectors are given below veca = ha...

The vectors are given below
` veca = hatj + 2hatj + 3hatk vecb = 2hatj + 4hatj + 6hatk and vecc = 3hati + 6hatj + 9 hatk`
find the components of the vector ` veca + vecb -vecc`

Text Solution

Verified by Experts

The correct Answer is:
All three components are zero.
Promotional Banner

Topper's Solved these Questions

  • MOTION IN A PLANE

    AAKASH INSTITUTE|Exercise Assignement section -A Objective (one option is correct)|50 Videos

  • MOTION IN A PLANE

    AAKASH INSTITUTE|Exercise Assignement section -B Objective (one option is correct)|24 Videos

  • MOTION IN A PLANE

    AAKASH INSTITUTE|Exercise llustration 1 :|1 Videos

  • MOCK_TEST_17

    AAKASH INSTITUTE|Exercise Example|15 Videos

  • MOTION IN A STRAIGHT LINE

    AAKASH INSTITUTE|Exercise ASSIGNMENT (SECTION - D)|15 Videos

Similar Questions

Explore conceptually related problems

If veca =hati + hatj-hatk, vecb = - hati + 2hatj + 2hatk and vecc = - hati +2hatj -hatk , then a unit vector normal to the vectors veca + vecb and vecb -vecc , is

If veca = 2 hati - 3hatj, vecb = hati + hatj -hatk, vecc = 3hati - hatk, find [a vecb vecc]

Find vecB xx vecA if vecA = 3hati - 2hatj + 6hatk and vecB = hati - hatj + hatk .

If veca = (hati - 2hatj -3hatk) and vecb = (2hati + 4hatj +9 hatk) then find a unit vector parallel to (veca + vecb) .

Given : vecA = 2hati - hatj + 2hatk and vecB = -hati - hatj + hatk . The unit vector of vecA - vecB is

If veca=hati+hatj + hatk and vecb = hati - 2 hatj+hatk then find the vector vecc such that veca.vecc =2 and veca xx vecc=vecb .

If veca=hati+hatj + hatk and vecb = hati - 2 hatj+hatk then find the vector vecc such that veca.vecc =2 and veca xx vecc=vecb .

If veca=hati+hatj+hatk, vecb=2hati-hatj+3hatk and vecc=hati-2hatj+hatk find a unit vector parallel to ther vector 2veca-vecb+3cevc .

Let veca=hati + 2hatj +hatk, vecb=hati - hatj +hatk and vecc= hati+hatj-hatk A vector in the plane of veca and vecb whose projections on vecc is 1//sqrt3 is

If a=4hati+2hatj-hatk and vecb=5hati+2hatj-3hatk find the angle between the vectors veca+vecb and veca-vecb

AAKASH INSTITUTE-MOTION IN A PLANE-Try yourself
  1. A particle lies in space at point ( 2,3,4) find the magnitude of its...

    Text Solution

    |

  2. Find the sum of the vectors 10hatj + 6hatj and 4hatj - 2hatj

    Text Solution

    |

  3. The vectors are given below veca = hatj + 2hatj + 3hatk vecb = 2h...

    Text Solution

    |

  4. Rain is falling at the speed of 25sqrt3 m//s vertically. The wind bl...

    Text Solution

    |

  5. Two vectors having magnitude 12 and 13 are inclined at and angle 45^(@...

    Text Solution

    |

  6. A resultant of two vectors makes 30^(@) with one vector and 45^(@) ...

    Text Solution

    |

  7. The velocity of an object is given by vecv = ( 6 t^(3) hati + t^(2) ...

    Text Solution

    |

  8. The velocity (in m/s) of an object changes from vecv(1) = 10 hati + ...

    Text Solution

    |

  9. The position of an object is given by vecr= ( 9 thati + 4t^(3)hatj) ...

    Text Solution

    |

  10. The position of an object changes from vecr = ( 2hati + hatj) " m to ...

    Text Solution

    |

  11. The velocity of an object at t =0 is vecv(0) =- 4 hatj m/s . It mov...

    Text Solution

    |

  12. An object starts from rest, and moves under the acceleration veca = 4...

    Text Solution

    |

  13. A boat is moving with a velocity 3hati - 4hatj w.r.t ground. The water...

    Text Solution

    |

  14. A boat is moving towards east velocity 4 m/s w.r.t still water and riv...

    Text Solution

    |

  15. Rain is falling vertically with a speed of 35 m s^(-1) . A woman rides...

    Text Solution

    |

  16. A ship is steaming towards east with a speed of 8 m/s. A women runs ac...

    Text Solution

    |

  17. A boat stems in a river with velocity 2hati + hatj with respecitve t...

    Text Solution

    |

  18. A bus appears to move northwards at a speed of 20sqrt3 " km h"^(-1) ...

    Text Solution

    |

  19. Find the velocity of a projectile at the highest point, if it is proje...

    Text Solution

    |

  20. A cricket ball is thrown at a speed of 28 ms^(-1) in a direction 30 ...

    Text Solution

    |