Home
Class 11
PHYSICS
The angle between (hati + hatj) and (hat...

The angle between `(hati + hatj)` and `(hati - hatj)` is

A

`90^@`

B

`45^@`

C

`0^@`

D

`180^@`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • MECHANICAL PROPERTIES OF SOLIDS

    MBD|Exercise EXERCISE|14 Videos

  • MODEL PAPER 2

    MBD|Exercise EXERCISE|48 Videos

Similar Questions

Explore conceptually related problems

The angle between the vectors hati-hatj and hatj-hatk is :

If beta is the angle between (hati + hatj) with hati , then beta is

It theta be the angle between the vectors hati + hatj and hatj + hatk then theta is

Find the angle between the vectors hati-hatj and hatj-hatk .

Find the angle between the vectors : hati-hatj and hatj-hatk .

Find the scalar product of the following pairs of vectors and the angle between them : hati+3hatj-8hatk and -3hati-5hatj+4hatk .

hati and hatj are unit vectors along x- and y- axis respectively. What is the magnitude and direction of the vectors hati + hatj, and hati- hatj ? What are the components of a vector A= 2 hati + 3hatj along the directions of hati + hatj and hati- hatj ? [You may use graphical method]

Find the angle between the vectors : hati+hatj+hatk and hati+hatj-hatk .

MBD-MODEL PAPER 1-EXERCISE
  1. The magnitude of (hati + hatj) is

    Text Solution

    |

  2. If beta is the angle between (hati + hatj) withhati, then beta is

    Text Solution

    |

  3. The angle between (hati + hatj) and (hati - hatj) is

    Text Solution

    |

  4. Two vectors vecA and vecB have their resultant equal to either of the...

    Text Solution

    |

  5. If vecA.vecB= vecB.vecC when theta1 is the angle between A and B. thet...

    Text Solution

    |

  6. The earth and the moon are attracted to each other by gravitational fo...

    Text Solution

    |

  7. A stone is released from the top of a tower of height 19.6 m. Calculat...

    Text Solution

    |

  8. Find the wrong statement : The acceleration due to gravity decreases i...

    Text Solution

    |

  9. If the earth suddenly shrinks (without chaging mass) to half its prese...

    Text Solution

    |

  10. At what altitude in metre will the acceleration due to gravity be 25% ...

    Text Solution

    |

  11. State principle of hmogenity of dimensio and its use in dimensional a...

    Text Solution

    |

  12. The time of flight of a body projected with initial velocity u at an a...

    Text Solution

    |

  13. A bullet fired at an angle of 30^@ with the horizontal hits the ground...

    Text Solution

    |

  14. A heavier and lighter body have the same momentum. Show that lighter b...

    Text Solution

    |

  15. Friction is a necessary evil. Explain.

    Text Solution

    |

  16. State and prove work-energy theorem.

    Text Solution

    |

  17. Show that the area of the triangle contained between the vectors veca ...

    Text Solution

    |

  18. Lighter the body, smaller will be the acceleratio with which it falls ...

    Text Solution

    |

  19. What is Stokes' law? Derive the relation by method of dimensions.

    Text Solution

    |

  20. What do you mean by reversible and irreversible process? Give example.

    Text Solution

    |