Home
Class 12
PHYSICS
A particle of mass 0.01 kg having positi...

A particle of mass 0.01 kg having position vector `vecr = ( 10 hati + 6 hatj)` meters is moving with a velocity `5 hati `m/s . Calculate its angular momentum about the origin.

Text Solution

AI Generated Solution

To calculate the angular momentum of a particle about the origin, we can use the formula: \[ \vec{L} = \vec{r} \times \vec{p} \] where: - \(\vec{L}\) is the angular momentum, ...
Promotional Banner

Topper's Solved these Questions

  • ROTATIONAL MOTION

    MOTION|Exercise Exercise - 1|90 Videos
  • ROTATIONAL MOTION

    MOTION|Exercise Exercise - 2|40 Videos
  • RAY OPTICS

    MOTION|Exercise Exercise-4|38 Videos
  • SEMI CONDUCTOR AND LOGIC GATES

    MOTION|Exercise EXERCISE 3|34 Videos

Similar Questions

Explore conceptually related problems

A unit mass at position vector vecr=(3hati+hatj) is moving with velocity vecv=(5hati-6hatj) . What is the angular momentum of the body about the origin?

A partical has the position vector r = hati - 2 hatj + hatk and the linear momentum p = 2 hati - hatj + hatk its angular momentum about the origin is

If postion vector of a particle is given by vec(r) = 10 alpha t^2 hati +[5 beta t- 5]hatj . Find time when its angular momentum about origin is O.

If angular velocity of a particle having position vector vec r = (2hati - 2hatj + 2hatk)m about the origin is vec w = (2hati - 2hatj - hatk)rad/s then magnitude of linear velocity of the particle will be

A particle of mass 1kg is moving about a circle of radius 1m with a speed of 1m//s . Calculate the angular momentum of the particle.

The displacement of a particle from a point having position vector 2hati + 4hatj to another point having position vector 5hatj + 1hatj is

A particle mass 1 kg is moving along a straight line y=x+4 . Both x and y are in metres. Velocity of the particle is 2m//s . Find the magnitude of angular momentum of the particle about origin.

A particle of mass 2 kg is moving such that at time t, its position, in meter, is given by vecr(t)=5hati-2t^(2)hatj . The angular momentum of the particle at t = 2s about the origin in kg m^(-2)s^(-1) is :

A particle of mass 2 kg located at the position (hati + hatj)m has velocity 2(hati - hatj + hatk) m//s . Its angualr momentum about Z-axis in kg m^(2)//s is

MOTION-ROTATIONAL MOTION -Exercise - 3 ( Section-B )
  1. A particle of mass 0.01 kg having position vector vecr = ( 10 hati + 6...

    Text Solution

    |

  2. A 'T' shaped object with dimensions shown in the figure, is lying on a...

    Text Solution

    |

  3. The moment of inertia of a uniform semicircular disc of mass M and rad...

    Text Solution

    |

  4. A thin circular ring of mass m and radius R is rotating about its axis...

    Text Solution

    |

  5. Four point masses, each of value m, are placed at the corners of a squ...

    Text Solution

    |

  6. A coin is placed on a horizontal platform which undergoes vertical sim...

    Text Solution

    |

  7. A force of - F hat k on O, the origin of the coordinate system. The to...

    Text Solution

    |

  8. Angular momentum of the particle rotating with a central force is con...

    Text Solution

    |

  9. A round uniform body of radius R, mass M and moment of inertia 'I' rol...

    Text Solution

    |

  10. For the given uniform square lamina ABCD, whose centre is O

    Text Solution

    |

  11. A circular disc of radius R is removed from a bigger circular disc of ...

    Text Solution

    |

  12. Consider a uniform square plate of side 'a' and mass 'm'. The moment o...

    Text Solution

    |

  13. A thin uniform rod of length l and mass m is swinging freely about a h...

    Text Solution

    |

  14. A pulley os radius 2m is rotated about its axis by a force F= (20 t- ...

    Text Solution

    |

  15. A thin horizontal circular disc is roating about a vertical axis passi...

    Text Solution

    |

  16. A hoop of radius r and mass m rotating with an angular velocity omega0...

    Text Solution

    |

  17. A bob of mass m attached to an inextensible string of length I is susp...

    Text Solution

    |

  18. A mass 'm' is supported by a massless string wound around a uniform ho...

    Text Solution

    |

  19. A block of mass is placed on a surface with a vertical cross section g...

    Text Solution

    |

  20. From a solid sphere of M and radius R a cube of maximum possible volu...

    Text Solution

    |

  21. A roller is made by joining together two cones at their vertices O, ti...

    Text Solution

    |