Home
Class 11
PHYSICS
A ladder is leaned against a smooth wall...

A ladder is leaned against a smooth wall and it is allowed to slip on a frictionless floor. Which figure represents the track of its centre of mass ?

A

B

C

D

Text Solution

Verified by Experts

The correct Answer is:
A


Due to net force in downward direction and towards left center of mass will move downward and will shift horizontally.
Promotional Banner

Topper's Solved these Questions

  • CENTRE OF MASS

    DC PANDEY|Exercise Assertion and reason|21 Videos
  • CENTRE OF MASS

    DC PANDEY|Exercise Match the coloumns|9 Videos
  • CENTRE OF MASS

    DC PANDEY|Exercise Check points|50 Videos
  • CALORIMETRY AND HEAT TRANSFER

    DC PANDEY|Exercise Medical entrance s gallery|38 Videos
  • CENTRE OF MASS, IMPULSE AND MOMENTUM

    DC PANDEY|Exercise Comprehension type questions|15 Videos

Similar Questions

Explore conceptually related problems

A ring is allowed to roll down on an incline of 1 in 10 without slipping. The acceleration of its centre of mass is

A ladder leans against a wall if the ladder Is not to slip which one of the following must be true?

A ladder of length 5 m is placed against a smooth wall as shown in figure. The coefficient or friction is mu between ladder and ground. What is the minimum value of mu , If the ladder is not to slip?

If a ladder is not in balance against a smooth vertical wall, then it can be made in balance by :-

A light ladder rests onn te rough floor of a room, leaning against a smooth wall. The ladder touches the wall at height h above the floor. A man climbs up the ladder until the base of the ladder is on the verge of slipping. The coefficint of static friction between the foot of the ladder and floor is mu . (a) What is the horizontal distance moved by the man? (b) Solve part (a) if the ladder is uniform and has the same weight as the man and the base of the ladder is at a distance l from the wall.

A uniform ladder of length 3.25 m and weight 250 N is placed against a smooth vertical wall with its lower end 1.25 m from the wall. If coefficient of friction between the ladder and the floor is 0.3, then, find the frictional force acting on the ladder at the point of contact between ladder and floor.

A ladder wighing 300 N is placed against a smooth vertical wall having a coefficient of friction between it and the floor of 0.2. What is the maximum force of friction available at the point of contact between the ladder and the floor?

A 5.5m long ladder is leaned against a wall. The ladder reaches the wall to a height of 4.4m. Find the distance between the wall and the foot of the ladder.

DC PANDEY-CENTRE OF MASS-Taking it together
  1. A mass of 10 gm moving with a velocity of 100 cm / s strikes a pendulu...

    Text Solution

    |

  2. Both the blocks as shown in figure are given together a horizontal vel...

    Text Solution

    |

  3. A ladder is leaned against a smooth wall and it is allowed to slip on ...

    Text Solution

    |

  4. A circular plate of diameter d is kept in contact with a square plate ...

    Text Solution

    |

  5. A circular ring of mass 6kg and radius a is placed such that its cente...

    Text Solution

    |

  6. In a gravity free space, man of mass M standing at a height h above th...

    Text Solution

    |

  7. A ball falls freely from a height of 45m. When the ball is at a height...

    Text Solution

    |

  8. Two blocks of msses 10 kg and 30 kg are placed along a vertical line....

    Text Solution

    |

  9. In a free space a rifle on mass M shoots a bullet of mass m at a stati...

    Text Solution

    |

  10. A cracker is thrown into air with a velocity of 10 m//s at an angle of...

    Text Solution

    |

  11. A 2 kg block of wood rests on a long table top. A 5 g bullet moving ho...

    Text Solution

    |

  12. If kinetic energy of a body is increased by 300%, then percentage chan...

    Text Solution

    |

  13. If the linear momentum is increased by 50%, then KE will be increased...

    Text Solution

    |

  14. If the kinetic energy of a body increases by 0.1 % the percent increas...

    Text Solution

    |

  15. A bullet moving with a speed of 100 ms^(-1) can just penetrate into tw...

    Text Solution

    |

  16. A ball is projected vertically down with an initial velocity from a h...

    Text Solution

    |

  17. A ball of mass mis released from the top of an inclined plane of incl...

    Text Solution

    |

  18. Two identical blocks A and B , each of mass m resting on smooth floor ...

    Text Solution

    |

  19. A man of mass M stands at one end of a stationary plank of length L, l...

    Text Solution

    |

  20. A man of mass m moves with a constant speed on a plank of mass M and l...

    Text Solution

    |