Home
Class 12
PHYSICS
A rod of weight w is supported by two pa...

A rod of weight `w` is supported by two parallel knife edges `A` and `B` and is in equilibrium in a horizontal position. The knives are at a distance `d` from each other. The centre of mass of the rod is at a distance `x` from `A`.

A

50N

B

100N

C

35N

D

20N

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • MOCK TEST 10

    AAKASH INSTITUTE|Exercise Elxample|27 Videos
  • MOCK TEST 12

    AAKASH INSTITUTE|Exercise Example|17 Videos

Similar Questions

Explore conceptually related problems

A rod of weight w is suppoted by two parallel knife edges A and B and is in equilibrium in a horizontal position. The knives are at a distance d from each other. The centre of mass of the rod is at distance x from A. The normal reaction on A is.. And on B is......

A uniform metre rod is bent into L shape with the bent arms at 90^@ to each other. The distance of the centre of mass from the bent point is

A uniform rod of mass m and length L lies radialy on a disc rotating with angular speed omega in a horizontal plane about vertical axis passing thorugh centre of disc. The rod does not slip on the disc and the centre of the rod is at a distance 2L from the centre of the disc. them the kinetic energy of the rod is

A uniform rod AB hinged about a fixed point P is initially vertical. A rod is released from vertical position. When rod is in horizontal position: The acceleration of the centre of mass of the rod is

A rod of length 3m and its mass par unit length is directly proportional to the distance x from its one end . The centre of gravity of the rod from that end will be at :-

A rigid rod of mass m & length l is pivoted at one of its ends. If it is released from its horizontal position, find the speed of the centre of mass of the rod when it becomes vertical.

A uniform rod AB of mass m and length l is at rest on a smooth horizontal surface. An impulse J is applied to the end B , perpendicular to the rod in the horizontal direction. Speed of particlem P at a distance (l)/(6) from the centre towards A of the rod after time t = (pi m l)/(12 J) is.

A uniform rod of length 2a is placed horizontally on the edge of a table. Initially the centre of mass of the rod is at a distance a//3 from the edge. The rod is released from rest. If the rod slips after it turned an angle theta , find the coefficient of friction between the rod and the table.

AAKASH INSTITUTE-MOCK TEST 11-Example
  1. A rod of weight w is supported by two parallel knife edges A and B and...

    Text Solution

    |

  2. Moment of inertia of a uniform rod of length L and mass M, about an ax...

    Text Solution

    |

  3. find moment of inertia about an axis yy which passes through the centr...

    Text Solution

    |

  4. Moment of inertia depends on

    Text Solution

    |

  5. The physical quantity in translational motion, which is analogous to ...

    Text Solution

    |

  6. The moment of inertia of a uniform rod about a perpendicular axis pass...

    Text Solution

    |

  7. One solid sphere A and another hollow spher B are of same mass and sam...

    Text Solution

    |

  8. which of the following equation is incorrect for a body undergoing rot...

    Text Solution

    |

  9. Calculate the magnitude of linear acceleration of a particle moving in...

    Text Solution

    |

  10. Angular velocity

    Text Solution

    |

  11. the angular velocity omega of a particle varies with time t as omega =...

    Text Solution

    |

  12. If the earth suddenly contracts by one-fourth of its present radius, b...

    Text Solution

    |

  13. A circular disc of mass M and radius R is rotating with angular veloci...

    Text Solution

    |

  14. A solid sphere is rotating about a diameter at an angular velocity ome...

    Text Solution

    |

  15. A particle of mass 1kg has been thrown with initial speed 20 m/s makin...

    Text Solution

    |

  16. the angular acceleration of flywheel having moment of inertia 50 kg m^...

    Text Solution

    |

  17. when a ceiling fan is switched on it makes 10 revolutions in the first...

    Text Solution

    |

  18. A uniform disc of mass M and radius R is mounted on an axle supported ...

    Text Solution

    |