Home
Class 11
PHYSICS
What vector must be added to the two vec...

What vector must be added to the two vectors `hati-2hatj+2hatk` and `2hati+hatj-hatk`, so that the resultant may be a unit vector along `x`- axis

A

`2hati+hatj+k`

B

`-2hati+hatj-hatk`

C

`2hati-hatj+hatk`

D

`-2hati-hatj-hatk`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • UNITS, DIMENSION & MEASUREMENTS

    ERRORLESS |Exercise All Questions|333 Videos

  • WAVES AND SOUND

    ERRORLESS |Exercise SET|25 Videos

Similar Questions

Explore conceptually related problems

The vector that must be added to the vector hati-3hatj+2hatk and 3hati+6hatj+7hatk so that the resultant vector is a unit vector along the y-axis is

The unit vector perpendicular to the vectors 6hati+2hatj+3hatk and 3hati-6hatj-2hatk , is

A unit vector perpendicular to both the vectors 2hati-2hatj+hatk and 3hati+4hatj-5hatk , is

Find a unit vector perpendicular to both the vectors hati-2hatj+hatk and hati+2hatj+hatk .

Unit vector perpnicular to vector A=-3hati-2hatj -3hatk and 2hati + 4hatj +6hatk oth is

When a vector vecC is added to the resultant of vectors vecA=hati+4hatj-2hatk and vecB=3hati-5hatj+hatk , a unit vector along Z-axis is obtained . Find the vector vecC

The unit vector parallel to the resultant vector of 2hati+4hatj-5hatk and hati+2hatj+3hatk is

A vector vec P when added to the sum of the vectors 2hati-3hatj+hatk and -3hati-hatj+hatk gives a unit vector along the x-axis. What is the magnitude of the vector vec P ?

Determine the vector which when added to the resultant of vec(A) =2hati - 4hatj - 6hatk and vec(B) = 4hati +3hatj + 3hatk gives the unit vector along z-axis.

Find a unit vector perpendicular to each of the vectors hati+2hatj-3hatk and hati-2hatj+hatk .

ERRORLESS -VECTORS-Exercise
  1. If vector P, Q and R have magnitude 5,12,and 13 units and vec(P)+vec(Q...

    Text Solution

    |

  2. The resultant of two vector A and B is at right angles to A and its ma...

    Text Solution

    |

  3. What vector must be added to the two vectors hati-2hatj+2hatk and 2hat...

    Text Solution

    |

  4. What is the angle between vecP and the resultant of (vecP+vecQ) and (v...

    Text Solution

    |

  5. The resultant of vecP and vecQ is perpendicular to vecP. What is the a...

    Text Solution

    |

  6. Maximum and minimum magnitudes of the resultant of two vectors of magn...

    Text Solution

    |

  7. The resultant of two vectors vec(P) and vec(Q) is vec(R ). If the magn...

    Text Solution

    |

  8. Two forces F(1) and F(2) are acting on a body. One force is double tha...

    Text Solution

    |

  9. Given that vecA+vecB=vecC and that vecC is | to vecA. Further if |vecA...

    Text Solution

    |

  10. A body is at rest under the action of three forces, two of which are v...

    Text Solution

    |

  11. A plane is revolving around the earth with a speed of 100 km/hr at a c...

    Text Solution

    |

  12. What displacement must be added to the displacement 25hat(i)-6hat(j)m ...

    Text Solution

    |

  13. A body moves due East with velocity 20 km//hour and then due North wit...

    Text Solution

    |

  14. The magnitudes of vectors vecA,vecB and vecC are 3,4 and 5 units respe...

    Text Solution

    |

  15. While travelling from one station to another , a car travels 75 "km no...

    Text Solution

    |

  16. A scooter going due east at 10 ms^(-1) turns right through an angle of...

    Text Solution

    |

  17. A person goes 10 km north and 20 km east. What will be displacement fr...

    Text Solution

    |

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

    Text Solution

    |

  19. Which pair of the following forces will never give resultant force of ...

    Text Solution

    |

  20. Two forces 3 N and 2 N are at an angle theta such that the resultant i...

    Text Solution

    |