Home
Class 12
PHYSICS
A particle of mass m is moving with cons...

A particle of mass `m` is moving with constant velocity `v_(0)` along the line `y=b`. At time `t=0` it was at the point `(0,b)`. At time `t=(b)/(v_(0))`, the

A

Angular momentum of particle about origin is `sqrt(2)mv_(0)b`

B

Angular momentum of particle about origin is having value equal to `mv_(0)b`

C

Torque acting on particle about origin is zero

D

Torque acting on particle about origin is non-zero

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • SYSTEM OF PARTICLES AND ROTATIONAL MOTION

    AAKASH INSTITUTE|Exercise Assignment (Section - D) Linked Comprehension Type Questions|20 Videos

  • SYSTEM OF PARTICLES AND ROTATIONAL MOTION

    AAKASH INSTITUTE|Exercise Assignment (Section - E) Assertion-Reason Type Questions|12 Videos

  • SYSTEM OF PARTICLES AND ROTATIONAL MOTION

    AAKASH INSTITUTE|Exercise Assignment (Section - B) Objective Type Questions (One option is correct)|57 Videos

  • SEMICONDUCTOR ELECTRONICS: MATERIALS, DEVICES AND SIMPLE CIRCUITS

    AAKASH INSTITUTE|Exercise Assignment (Section-D (Assertion and reason))|5 Videos

  • TEST 1

    AAKASH INSTITUTE|Exercise EXERCISE|9 Videos

Similar Questions

Explore conceptually related problems

A particle of mass m is travelling with a constant velocity v=v_(0)hati along the line y=b,z=0 . Let dA be the area swept out by the position vector from origin to the particle in time dt and L the magnitude of angular momentum of particle about origin at any time t. Then

Two particles A and B are moving with constant velocities V_(1)=hatj and v_(2)=2hati respectively in XY plane. At time t=0, the particle A is at co-ordinates (0,0) and B is at (-4,0). The angular velocities of B with respect to A at t=2s is (all physical quantities are in SI units)

A particle move with a velocity v=alpha t^(3) along a straight line.The average velocity in time interval t=0 to t=T is

A meter stick AB is lying on a horizontal table. Its end A is pulled up so as to move it with a constant velocity V_(A) = 4ms^(–1) along a vertical line. End B slides along the floor. (a) After how much time (t_(0)) speed (V_(B)) of end B becomes equal to the speed (V_(A)) of end A ? (b) Find distance travelled by the end B in time t_(0) .

A particle of mass m, moving in a cicular path of radius R with a constant speed v_2 is located at point (2R,0) at time t=0 and a man starts moving with a velocity v_1 along the +ve y-axis from origin at time t=0 . Calculate the linear momentum of the particle w.r.t. the man as a function of time.

A particle moves with an initial velocity v_(0) and retardation alpha v , where v is the velocity at any time t.

Two particles A and B are moving with constant velocities v_1 and v_2 . At t = 0 , v_1 makes an angle theta_0 with the line joining A and B and v_2 makes an angle theta_2 with the line joining A and B . Find their velocity of approach. .

AAKASH INSTITUTE-SYSTEM OF PARTICLES AND ROTATIONAL MOTION-Assignment (Section - C) Objective Type Questions (More than one option are correct)
  1. Two projectiles collide in air, then for just after and before the col...

    Text Solution

    |

  2. Two particles A and B of masses 2kg and 3kg moving on a smooth horizon...

    Text Solution

    |

  3. A particle strikes a smooth horizontal surface at an angle theta gt 0 ...

    Text Solution

    |

  4. A girl throws the ball with horizontal velocity 2m//s at the moment t=...

    Text Solution

    |

  5. A fan is switched on and it accelerates at a constant angular accelera...

    Text Solution

    |

  6. A block of mass m is connected to another block of mass M by a massles...

    Text Solution

    |

  7. A disc of mass M and radius R as shown in figure has some points on it...

    Text Solution

    |

  8. A rod of mass m and length L is pivoted at the bottommost point O and ...

    Text Solution

    |

  9. A rod of mass m and length L is pivoted at a point O and kept in horiz...

    Text Solution

    |

  10. A horizontal rod of mass M and length L is tied to two verticle string...

    Text Solution

    |

  11. A disc of radius R is moving on a rough horizontal surface with veloci...

    Text Solution

    |

  12. A disc of given some velocity up the incline so that it goes up, stops...

    Text Solution

    |

  13. A ring of mass m and radius R is placed on a rough horizontal surface ...

    Text Solution

    |

  14. A solid sphere of mass m and radius R is released from top of an incli...

    Text Solution

    |

  15. On an uniform cylinder of mass m and radius R a constant horizontal fo...

    Text Solution

    |

  16. A particle of mass m is moving with constant velocity v(0) along the l...

    Text Solution

    |

  17. A disc of mass m and radius R rotating with angular speed omega(0) is ...

    Text Solution

    |

  18. A block of mass m moves on a horizontal rough surface with initial vel...

    Text Solution

    |

  19. A uniform rod of length l and mass 2 m rests on a smooth horizontal ta...

    Text Solution

    |

  20. A disc of mass m and radius R is kept on a smooth horizontal surface w...

    Text Solution

    |