Home
Class 12
PHYSICS
If the magnitudes of two vectors are 3 a...

If the magnitudes of two vectors are 3 and 4 and magnitude of their scalar product is 6 what is the angle between the vectors ?

Text Solution

Verified by Experts

`A=3,B=4A=B6`
`cos theta(barA.barB)/(AB)`
`cos theta=(vecA.vecB)/(AB)=(6)/(3xx4)=1/2`
`theta=60^(@)`
Promotional Banner

Topper's Solved these Questions

  • WORK, ENERGY AND POWER

    AAKASH INSTITUTE|Exercise SECTION-A (OBJECTIVE TYPE QUESTIONS (ONE OPTIONISCORRECT)|60 Videos

  • WORK, ENERGY AND POWER

    AAKASH INSTITUTE|Exercise SECTION-B (SUBJECTIVE TYPE QUESTIONS) (ONE OPTIONS IS CORRECT)|44 Videos

  • WORK, ENERGY AND POWER

    AAKASH INSTITUTE|Exercise IILUSTRATION|2 Videos

  • WAVES

    AAKASH INSTITUTE|Exercise ASSIGNMENT ( SECTION-D ( Assertion - Reason Type Questions ))|12 Videos

Similar Questions

Explore conceptually related problems

If the magnitudes of two vectors are 2 and 3 and magnitude of their scalar product is 2sqrt3 what is the angle between the vectors ?

If the magnitude of two vectors are 4 and 6 and the magnitude of their scalar product is 12sqrt2 what is the angle between the vectors?

If the magnitudes of two vectors are 3 and 4 and their scalar product is 6, then find the angle between the two vectors.

If the magnitudes of two vectors are 2 and 3 and the magnitude of their scalar product is 3 sqrt 2 , then find the angle between the vectors.

If the magniude of two vectors are 6 N and 3 N and magnitude of their dit product is 9 N theb find the angle between the two vectors.

If the magnitude of two vectors are 3 and 6 and ther scalar product is 9 , find the angle between the two vectors.

The magnitude of two vectors are 3 and 4 units and their dot product is 6 units . The angle between the vectors is.

The Scalar product of two vectors is 2sqrt3 and the magnitude of their vector product is 2. The angle between them is

The magnitude of two vectors are 16 and 12 units respectively and the magnitude of their scalar product is 98sqrt2 units. The angle between the vectors would be

AAKASH INSTITUTE-WORK, ENERGY AND POWER-TRY YOURSELF
  1. If the magnitudes of two vectors are 3 and 4 and magnitude of their sc...

    Text Solution

    |

  2. If the magnitudes of two vectors are 2 and 3 and magnitude of their sc...

    Text Solution

    |

  3. Find the angle between the force vecF(5hati+4hatj-3hatk)units and disp...

    Text Solution

    |

  4. Find the angle between the vecF=(4hati+3hatj) units and displacement v...

    Text Solution

    |

  5. A bullet of mass 10 g moving with a velocity 300 ms^(-1) strikes a woo...

    Text Solution

    |

  6. A ball of mass 1 kg is projected with 10ms^(-1) froom the top of a toe...

    Text Solution

    |

  7. A body P is on a body Q and moving with it. Comment on the nature of w...

    Text Solution

    |

  8. A gas filled in a cylinder fitted with a movable piston is compressed....

    Text Solution

    |

  9. A car comes to a sliding stop in 5 m. During this process, the force o...

    Text Solution

    |

  10. A 100 kg block is kept in the back of a truck moving with an accelerat...

    Text Solution

    |

  11. A bullet of mass 200 g hits a block of thickness 6 cm with a speed of...

    Text Solution

    |

  12. A body of mass 100 g moving on a test track has final KE of 50 J after...

    Text Solution

    |

  13. A force F=(5+2x) acts on a particle in x direction where F is in newto...

    Text Solution

    |

  14. A particle moves along x-axis from x=0 to x=2 m under the influence of...

    Text Solution

    |

  15. A body of mass 2 kg moving on a horiontal surface with apeed v(i)=1ms^...

    Text Solution

    |

  16. The velocity (v) of a pariticle of mass m moving along x-axls is given...

    Text Solution

    |

  17. A simple pendilum with bob of mass m and length l is held in position ...

    Text Solution

    |

  18. A block of mass 4 kg is released from the top of an inclined smooth su...

    Text Solution

    |

  19. A small stone of mass 100 g in rotated I a verticlal circle of radius ...

    Text Solution

    |

  20. A massless, inextensible string of length 1 m has a breaking strength ...

    Text Solution

    |