Home
Class 12
PHYSICS
The unit vector parallel to vecA is...

The unit vector parallel to vecA is

A

`(hati-hatj+3hatk)/(sqrt(2))`

B

`(2hati+hatj-2hatk)/(sqrt(6))`

C

`(2hati-hatj-hatk)/(sqrt(5))`

D

`(2hati+hatj=2hatk)/(sqrt(6))`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

If vectors vecA and vecB are 3hati-4hatj+5hatk and 2hati+3hatj-4hatk respectively. then find the unit vector parallel to vecA+vecB

The unit vector parallel to the resultant of the vectors vecA=4hati+3hatj+5hatk and vecB=-hati+3hatj-8hatk is :

The unit vector parallel to the resultant of the vectors vecA=4hati+3hatj+6hatk and vecB=-hati+3hatj-8hatk is

The unit vector parallel to the resultant of the vectors vecA=4hati+3hatj+6hatk and vecB=-hati+3hatj-8hatk is

The unit vector parallel to the resultant of the vectors vecA=4hati+3hatj+6hatk and vecB=-hati+3hatj-8hatk is

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

If veca=hati+hatj, vecb=hatj+hatk, vec c hatk+hati , a unit vector parallel to veca+vecb+vecc .

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 .

For the vectors vecA and vecB in the above example , find unit vector parallel to the resultant of the two vectors

If vecA= 6hati- 6hatj+5hatk and vecB= hati+ 2hatj-hatk , then find a unit vector parallel to the resultant of vecaA & vecB .

DISHA-VECTORS-Physics
  1. A person aiming to reach the exactly opposite point on the bank of a s...

    Text Solution

    |

  2. A man can swim with velocity v relative to water. He has to cross a ri...

    Text Solution

    |

  3. A 120 m long train is moving towards west with a speed of 10 m//s. A b...

    Text Solution

    |

  4. What is the value of linear velocity, if vecomega=3hati-4hatj+hatk and...

    Text Solution

    |

  5. If |vec(A)xxvec(B)|=sqrt(3)vec(A).vec(B), then the value of |vec(A)+ve...

    Text Solution

    |

  6. Find the torque of a force vecF= -3hati+hatj+5hatk acting at the poin...

    Text Solution

    |

  7. if|vecAxxvecB|=|vecA.vecB|, then angle between vecA and vecB will be

    Text Solution

    |

  8. The vector vecP=ahatt+ahatj+3hatj and vecQ=ahati-2hatj-hatk, are perpe...

    Text Solution

    |

  9. A particle moves from position 3hatj+2hatj-6hatk to 14hatj+13hatj+9hat...

    Text Solution

    |

  10. The three vectors vecA=3hati-=2hatj+khat,vecB=hati-3hatj+5hatk and ve...

    Text Solution

    |

  11. Two forces vecF(1)=5hati+10hatj-20hatk and vecF(2)=10hati-5hatj-15hatk...

    Text Solution

    |

  12. With respect to a rectangular Cartesian coordinate system, three vecto...

    Text Solution

    |

  13. A boy walks uniformly along the sides of a rectangular park of size 40...

    Text Solution

    |

  14. The three vectors vecA=3hati-2hatj-hatk,barB=hati-3hatj+5hatk and barC...

    Text Solution

    |

  15. If for two vectors vecA and vecB,vecA xx vecB = 0, which of the follo...

    Text Solution

    |

  16. The unit vector perpendicular to vecA is

    Text Solution

    |

  17. The unit vector parallel to vecA is

    Text Solution

    |

  18. The unit vector perpendicular to vecB is

    Text Solution

    |

  19. Statement-1:If ,|vec A+vec B| =|vecA-vecB| then angle between vecA an...

    Text Solution

    |

  20. Assertion: The some of two Vectors can be zero. Reason: The vector c...

    Text Solution

    |