Home
Class 11
PHYSICS
find the unit vector perpendicular to ea...

find the unit vector perpendicular to each of the vectors `vecA= 3 hat i + hat j + 2 hat k` and `vec B = 2 hat i - 2 hat j + 4 hat k` and the angle between them.

Promotional Banner

Topper's Solved these Questions

  • Rotational Motion

    MODERN PUBLICATION|Exercise Exercise|86 Videos
  • Pressure

    MODERN PUBLICATION|Exercise Exercise|24 Videos
  • Surface Tension

    MODERN PUBLICATION|Exercise Exercise|29 Videos
MODERN PUBLICATION-Rotational Motion-Exercise
  1. If vecA= 4 hat i - 5 hat j + 6 hat k and vec B = 3 hat i + 6 hat j - 7...

    Text Solution

    |

  2. A vector vec A has magnitude 6 units and is directed along positive x ...

    Text Solution

    |

  3. find the unit vector perpendicular to each of the vectors vecA= 3 hat ...

    Text Solution

    |

  4. A flywheel rotating at 420 RPM slows down at a constant rate of 2 rad ...

    Text Solution

    |

  5. A constant torque is acting on a wheel. if starting from rest the whee...

    Text Solution

    |

  6. On the application of a constant torque, a wheel is turned from rest t...

    Text Solution

    |

  7. On the application of a constant torque, a wheel is turned from rest t...

    Text Solution

    |

  8. The angular velocity of a wheel increases form 100 rps to 300 rps in 1...

    Text Solution

    |

  9. A grinding stone of radius 2m revolving at 120 rpm accelerates to 660 ...

    Text Solution

    |

  10. A grinding stone of radius 2m revolving at 120 rpm accelerates to 660 ...

    Text Solution

    |

  11. The earth revolves round the sun in an orbit of radius 1.5xx10^11 m on...

    Text Solution

    |

  12. the moon is is 3.824x10^5km from the centre of earth and requires 27.3...

    Text Solution

    |

  13. the moon is is 3.824x10^5km from the centre of earth and requires 27.3...

    Text Solution

    |

  14. a wheel of radius 1 m starts from rest and moves with an acceleration ...

    Text Solution

    |

  15. a wheel of radius 1 m starts from rest and moves with an acceleration ...

    Text Solution

    |

  16. A disc of radius 0.5 m is rotating about an axis passing through its c...

    Text Solution

    |

  17. A torque of 20 N-m is applied on a wheel initially at rest. Calculate ...

    Text Solution

    |

  18. Calculate angular momentum to Neptune about the sun. Given,the distanc...

    Text Solution

    |

  19. a uniform metre rod weighing 50 grams is supported at its ends and two...

    Text Solution

    |

  20. An iron rod of weight 50 kgf and a weight of 10 kgf is attached at one...

    Text Solution

    |