Home
Class 11
PHYSICS
vecA,vecB,vecC,vecD,vecE and vecFare cop...

`vecA,vecB,vecC,vecD,vecE` and `vecF`are coplanar vectors having the same magnitude each of `10 units` and angle between successive vectors is `60^(@)`
If `vecA,vecB`&`vecC` is reversed the magnitude of resultant is

A

`10` units

B

`20` units

C

`30` units

D

`40` units

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • MOTION IN A PLANE

    NARAYNA|Exercise Level-I(C.W)|43 Videos

  • MOTION IN A PLANE

    NARAYNA|Exercise Level-II(C.W)|45 Videos

  • MOTION IN A PLANE

    NARAYNA|Exercise Level-II(H.W)|31 Videos

  • MECHANICAL PROPERTIES OF SOLIDS

    NARAYNA|Exercise LEVEL-II (H.W)|24 Videos

  • MOTION IN A STRAIGHT LINE

    NARAYNA|Exercise Level 2 H.W|29 Videos

Similar Questions

Explore conceptually related problems

vecA,vecB,vecC,vecD,vecE and vecF are coplanar vectors having the same magnitude each of 10 units and angle between successive vectors is 60^(@) If vecA is reversed the magnitude of resultant is

vecA,vecB,vecC,vecD,vecE and vecF are coplanar vectors having the same magnitude each of 10 units and angle between successive vectors is 60^(@) The magnitude of resultant is

If vecA,vecB and vecC are coplanar vectors, then

if veca,vecb and vecc are mutally perpendicular vectors of equal magnitudes, then find the angle between vectors and veca+ vecb+vecc .

vecA, vecB and vecC are vectors such that vecC= vecA + vecB and vecC bot vecA and also C= A . Angle between vecA and vecB is :

If veca, vecb, vecc, vecd are coplanar vectors, then (vecaxxvecb)xx(veccxxvecd)=

Three vectors vecA,vecB and vecC are such that vecA=vecB+vecC and their magnitudes are in ratio 5:4:3 respectively. Find angle between vector vecA and vecC

If veca, vecb and vecc are unit coplanar vectors , then the scalar triple porduct [2 veca -vecb" " 2vecb - vecc " "2vecc-veca] is

If veca, vecb and vecc are unit coplanar vectors, then the scalar triple product [(2veca-vecb, 2vecb-vecc, 2vecc-veca)]=

A magnitude of vector vecA,vecB and vecC are respectively 12, 5 and 13 units and vecA+vecB=vecC then the angle between vecA and vecB is

NARAYNA-MOTION IN A PLANE-C.U.Q
  1. The acceleration of a projectile relative to another projectile is

    Text Solution

    |

  2. A stone is just dropped from the window of a train moving along a hori...

    Text Solution

    |

  3. A bomb is dropped from an aeroplane flying horizontally with uniform s...

    Text Solution

    |

  4. A and B are two trains moving parallel to each other. If a balls is th...

    Text Solution

    |

  5. A ball is thrown from rear end to the front end of a compartment of a ...

    Text Solution

    |

  6. For body thrown horizontally from the top of a tower,

    Text Solution

    |

  7. A body is projected from a point with different angles of projections ...

    Text Solution

    |

  8. Two particles are projected from the same point with the same speed at...

    Text Solution

    |

  9. Two bodies are projected at angles 30^(@) and 60^(@) to the horizontal...

    Text Solution

    |

  10. A body is projected with an initial speed of 100sqrt3ms^(-1) at an ang...

    Text Solution

    |

  11. A paricle is moving along a circular path with uniform speed. Through ...

    Text Solution

    |

  12. A car of mass m moves in a horizontal circular path of radius r metre....

    Text Solution

    |

  13. Consider the following two statements A and B and identify the correct...

    Text Solution

    |

  14. Suppose a disc is rotating counter clockwise in the plane of the paper...

    Text Solution

    |

  15. vecA,vecB,vecC,vecD,vecE and vecFare coplanar vectors having the same ...

    Text Solution

    |

  16. vecA,vecB,vecC,vecD,vecE and vecFare coplanar vectors having the same ...

    Text Solution

    |

  17. vecA,vecB,vecC,vecD,vecE and vecFare coplanar vectors having the same ...

    Text Solution

    |

  18. On an open ground, a motorist follows a track that turns to his left b...

    Text Solution

    |

  19. On an open ground, a motorist follows a track that turns to his left b...

    Text Solution

    |

  20. On an open ground, a motorist follows a track that turns to his left b...

    Text Solution

    |