Home
Class 12
PHYSICS
In an octagon ABCDEFGH of equal side, wh...

In an octagon ABCDEFGH of equal side, what is the sum of `bar(AB)+bar(AC)+bar(AD)+bar(AE)+bar(AF)+bar(AG)+bar(AH)` if `bar(AO)=2hati+3hatj-4hatk`

A

`-16hati-24hatj+32hatk`

B

`16hati+24hatj-32hatk`

C

`16hati+24hatj+32hatk`

D

`16hati-24hatj+32hatk`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • JEE MAIN 2021

    JEE MAINS PREVIOUS YEAR|Exercise PHYSICS (SECTION-B)|10 Videos

  • JEE MAIN 2021

    JEE MAINS PREVIOUS YEAR|Exercise (SECTION - A)|20 Videos

  • JEE MAIN 2021

    JEE MAINS PREVIOUS YEAR|Exercise SECTION-B|40 Videos

  • JEE MAIN

    JEE MAINS PREVIOUS YEAR|Exercise All Questions|473 Videos

  • JEE MAIN 2022

    JEE MAINS PREVIOUS YEAR|Exercise Question|492 Videos

Similar Questions

Explore conceptually related problems

If ABCDEF is a regular hexagon , then bar(AB) + bar(AC) + bar(AE) + bar(AF) =

If [bar(a)+2bar(b)2bar(b)+bar(c)5bar(c)+bar(a)]=k[bar(a)bar(b)bar(c)]

If ABCDEF is a regular hexagon, then bar(AC) + bar(AD) + bar(EA) + bar(FA) =

In a regular hexagon ABCDEF, bar(AB) + bar(AC)+bar(AD)+ bar(AE) + bar(AF)=k bar(AD) then k is equal to

(bar(a)+2bar(b)-bar(c))*(bar(a)-bar(b))xx(bar(a)-bar(bar(c)))=

ABC is an equilateral triangle of side ‘a'. Then bar(AB).bar(BC) +bar(BC).bar(CA)+ bar(CA).bar(AB) =

If ABCDE is a pentagon, then bar(AB) + bar(AE) + bar(BC) + bar(DC) + bar(ED) =

If ABCDEF is a regular hexagon of side a, then bar(AB).bar(AF)=

If |bar(a)+bar(b)|<|bar(a)-bar(b)| then (bar(a),bar(b)) is

JEE MAINS PREVIOUS YEAR-JEE MAIN 2021-PHYSICS (SECTION-A)
  1. STATEMENT - 1 : When a rod lying freely is heated, no thermal stress i...

    Text Solution

    |

  2. A student is performing the experiment of resonance column. The diamet...

    Text Solution

    |

  3. Two satellites A and B of masses 200kg and 400kg are revolving round t...

    Text Solution

    |

  4. The angular frequency of alternating current in a L-C-R circuit is 100...

    Text Solution

    |

  5. A proton, deutron and alpha particle are moving with same momentum in ...

    Text Solution

    |

  6. Given below are two statement : Statement-I: A speech signal of 2 k...

    Text Solution

    |

  7. If the time period of a two meter long simple pendulum is 2s, the acce...

    Text Solution

    |

  8. The pitch of the screw gauge is 1mm and there are 100 divisions on the...

    Text Solution

    |

  9. A 5V battery is connected across the points X and Y. Assume D, and D2 ...

    Text Solution

    |

  10. An alpha particle and a proton are accelerated from rest by a potentia...

    Text Solution

    |

  11. A diatomic gas, having C(p)=(7)/(2)R and C(v)=(5)/(2)R is heated at co...

    Text Solution

    |

  12. Engine of a train that is moving with unifrom acceleration passes a po...

    Text Solution

    |

  13. Match List-I with List-II : List-I: {:(,"List-I", ,"List-II"),((a),"...

    Text Solution

    |

  14. Magnetic fields at two points on the axis of a circular coil at a dist...

    Text Solution

    |

  15. A solid sphere of radius R gravitationally attracts a particle placed...

    Text Solution

    |

  16. Two radioactive substances X and Y originally have N(1) and N(2) nucle...

    Text Solution

    |

  17. In an octagon ABCDEFGH of equal side, what is the sum of bar(AB)+bar(A...

    Text Solution

    |

  18. Given below are two statements : one is labelled as Assertion A and th...

    Text Solution

    |

  19. The current (i) at time t= 0 and t = oo respectively for the given cir...

    Text Solution

    |

  20. Two coherent light sources having intensity in the ratio 2x produce an...

    Text Solution

    |