Home
Class 12
PHYSICS
The moment of the force ,F = 4hati+5hatj...

The moment of the force ,`F = 4hati+5hatj-6hatK at (2,0-3) about the point (2,-2,-2), is given by

A

`-4hati-hatj-8hatk`

B

`-7hati-8hatj-4hatk `

C

`-8hati-4hatj-7hatk`

D

`-7hati-4hatj-8hatk`

Text Solution

Verified by Experts

The correct Answer is:
4
Promotional Banner

Topper's Solved these Questions

  • SYSTEM OF PARTICLES AND ROTATIONAL MOTION

    VMC MODULES ENGLISH|Exercise EFFICIENT|50 Videos
  • SYSTEM OF A PARTICLES & ROTATIONAL MOTION

    VMC MODULES ENGLISH|Exercise IN-CHAPTER EXERCISE F|10 Videos
  • UNITS, MEASUREMENTS & ERRORS

    VMC MODULES ENGLISH|Exercise IN - CHAPTER EXERCISE - B|10 Videos

Similar Questions

Explore conceptually related problems

The moment of the force, vec F = 4 hati + 5 hat j - 6 hat k at (2, 0 , - 3) . About the point (2, - 2, -2) is given by

The position vector of a point is (3hati-2hatj+6hatk)m . The i^(th) component of torque of force (2hati+3hatj-6hatk)N acting at the point about origin in (Nm) is

The moment of the couple formed by the forces 5hati +hatj and -5hati - hatk acting at the points (9 ,-1,2) and ( 3,-2,1) respectively, is

Find the moment about (1,-1,-1) of the force 3hati+4hatj-5hatk acting at (1,0,-2)

What is the torque of the force vecF=(2hati+3hatj+4hatk)N acting at the point vecr=(2hati+3hatj+4hatk)m about the origin? (Note: Tortue, vectau=vecrxxvecF )

IF the force represented by 3hatj +2hatk is acting through the point 5hati +4hatj -3hatk , then its moment about th point (1,3,1) is

The torque of force F =(2hati-3hatj+4hatk) newton acting at the point r=(3hati+2hatj+3hatk) metre about origin is (in N-m)

Find the torque of a force F=a(hati+2hatj+3hatk) N about a point O. The position vector of point of application of force about O is r=(2hati+3hatj-hatk) m .

The moment of the couple consisting of the force through the point 2hati -3hatj -hatk is

A force F= 2hati+3hatj-hatk acts at a point (2,-3,1). Then magnitude of torque about point (0,0,2) will be

VMC MODULES ENGLISH-SYSTEM OF PARTICLES AND ROTATIONAL MOTION-IMPECCABLE
  1. A solid cylinder of mass 3 kg is rolling on a horizontal surface with ...

    Text Solution

    |

  2. The moment of inertia of a uniform circular disc is maximum about an a...

    Text Solution

    |

  3. A circular platform is mounted on a frictionless vertical axle. Its ra...

    Text Solution

    |

  4. Three identical spherical shells, each of mass m radius r are placed a...

    Text Solution

    |

  5. A mass m moves in a circles on a smooth horizontal plane with velocity...

    Text Solution

    |

  6. A rod of weight w is supported by two parallel knife edges A and B and...

    Text Solution

    |

  7. An automobile moves on a road with a speed of 54 kmh^(-1). The radius ...

    Text Solution

    |

  8. A Force F=alphahat(i)+3hat(j)+6hat(k) is acting at a point r=2hat(i)-6...

    Text Solution

    |

  9. From a disc of radius R and mass M, a circular hole of diameter R, who...

    Text Solution

    |

  10. A disc and a sphere of same radius but different masses roll off on tw...

    Text Solution

    |

  11. A solid sphere of mass m and radius R is rotating about its diameter. ...

    Text Solution

    |

  12. A light rod of length l has two masses m(1) and m(2) attached to its t...

    Text Solution

    |

  13. A rope is wound around a hollow cylinder of mass 3 kg and radius 40 cm...

    Text Solution

    |

  14. Two discs of same moment of inertia rotating about their regular axis ...

    Text Solution

    |

  15. A solid sphere is in roling motion. In rolling motion,a body possesses...

    Text Solution

    |

  16. A solid spere is rotating freely about its symmetry axis in free space...

    Text Solution

    |

  17. The moment of the force ,F = 4hati+5hatj-6hatK at (2,0-3) about the po...

    Text Solution

    |

  18. Three objects,A:(a solid sphere), B: (a thin circular disk)and C: (a c...

    Text Solution

    |

  19. A solid cylinder of mass 2 kg and radius 4 cm rotating about its axis ...

    Text Solution

    |

  20. A disc of radius 2 m and mass 100kg rolls on a horizontal floor, its c...

    Text Solution

    |