Home
Class 12
PHYSICS
Figure shows a man of mass 50kg standing...

Figure shows a man of mass 50kg standing on a light weighing machine kept in a box of mass 30kg. The box is hanging from a pulley fixed to the ceilling through a light rope, the other end of which is held by the man himsellf. If the man manages to keep the box at rest, the weight shown by the machine is.

A

10 N

B

100 N

C

800 N

D

200 N

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • NLM & FRICTION

    MOTION|Exercise EXERCISE-2|66 Videos

  • NLM & FRICTION

    MOTION|Exercise EXERCISE-2(Level-II)|25 Videos

  • NLM & FRICTION

    MOTION|Exercise SOLVED EXAMPLE|16 Videos

  • NEWTON'S LAWS OF MOTION & FRICTION

    MOTION|Exercise Exercise - 3 Section-B|12 Videos

  • ONE DIMENSION MOTION

    MOTION|Exercise Exercise - 3 |Section - B Previous Year Problems | JEE MAIN|12 Videos
MOTION-NLM & FRICTION-EXERCIS-1
  1. Consider a system of two massless idealsprings and a block which is in...

    Text Solution

    |

  2. A lift is going up. The total mass of the lift and the passengers is 1...

    Text Solution

    |

  3. Figure shows a man of mass 50kg standing on a light weighing machine k...

    Text Solution

    |

  4. With what acceleration 'a' should the box of figure moving up so that ...

    Text Solution

    |

  5. A triangular block of mass M with angle 30º, 60º, 90º rests with its 3...

    Text Solution

    |

  6. Which of the following statement is absolutely correct about mass -

    Text Solution

    |

  7. In the arrangement shown, the pulleys are fixed and ideal, the strings...

    Text Solution

    |

  8. A small block of mass m rests on a smooth wedge of angle theta. With w...

    Text Solution

    |

  9. Find out the reading of the weighing machine in the following cases.

    Text Solution

    |

  10. The maximum value of the block m(2) for which the system will remain i...

    Text Solution

    |

  11. If the coefficient of friction between A and B is mu, the maximum acce...

    Text Solution

    |

  12. If the coefficient of friction between an insect and bowl is mu and th...

    Text Solution

    |

  13. A block is placed on a rough floor and a horizontal force F is applie...

    Text Solution

    |

  14. Mark the correct statements about the friction between two bodies - ...

    Text Solution

    |

  15. A body is placed on a rough inclined plane of inclination theta. As th...

    Text Solution

    |

  16. A block of mass 2kg rests on a rough inclined plane making an angle of...

    Text Solution

    |

  17. A body of mass m moves with a velocity v on a surface whose friction c...

    Text Solution

    |

  18. A box 'A' is lying on the horizontal floor the compartment of a train ...

    Text Solution

    |

  19. A wooden block of mass m resting on a rough horizontal table (coeffici...

    Text Solution

    |

  20. A cart of mass M has a block of mass m in contact with it as shown in ...

    Text Solution

    |