Home
Class 11
PHYSICS
A string of negligible mass going over a...

A string of negligible mass going over a clamped pulley of mass m supports a block of mass M as shown in the figure. The force the pulley by the clamp is given by

A

`sqrt(2)" mg"`

B

`sqrt(2)(m+M)g`

C

`sqrt((M+m)^(2)+m^(2))g`

D

`sqrt((M+m)^(2)+M^(2))g`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • FORCE

    TARGET PUBLICATION|Exercise Evaluation Test|18 Videos

  • FORCE

    TARGET PUBLICATION|Exercise Competitive Theinking (4.10 Conditions of equilibrium of a rigid body)|1 Videos

  • ELECTROSTATICS

    TARGET PUBLICATION|Exercise EXCERCISE|156 Videos

  • FRICTION IS SOLIDS AND LIQUIDS

    TARGET PUBLICATION|Exercise MCQ (EVALUATION TEST)|21 Videos

Similar Questions

Explore conceptually related problems

A body of mass 20 kg is moving on a rough horizxontal plane. A block of mass 3 kg is connected to the 20 kg mass by a string of negligible mass through a smooth pulley as shown in the figure. The coefficient of kinetic friction between the heavier mass and teh surface is (g=10m//s^(2)).

Two bodies of masses 2 kg and 4 kg are connected at the two ends of a string of negligible mass that passes over an ideal pulley (i. e., of negligible mass and friction). Calculate (i) the acceleration of the system (ii) the tension in the string. [Given: g = 10 m//s^2 ]

Three masses m, 2m and 3m are attached with light string passing over a fixed frictionless pulley as shown in the figure. The tension in the string between 2m and 3m is (g is acceleration due to gravity)

If mass of a body is M on the earth surface, then the mass of the same body on the moon surface is

A light string passing over a smooth light pulley connects two blocks of masses m_1 and m_2 (vertically). If the acceleration of the system is g//8 , then the ratio of the masses is

Two moasses m_(1)=5kg and m_(2)=10kg, connected by an inextensible string over a frictionless pulley, are moving as shown in the figure. The coefficient of friction of horizontal surface is 0.15. The minimum weitght m that should be put on top of m_(2) to stop the motion is :-

In arrangement given in the figure, if the block of mass mis displaced, the frequency is given by

Two blocks of masses 10 kg and 4 kg are connected by a spring of negligible mass and placed on a frictionless horizontal surface. An impulse gives a velocity of 14 m//s to the heavier block in the direction of the lighter block. The velocity of the centre of mass is

A block of mass 2kg is kept on the floor. The coefficient of static friction is 0.4 . If a force F of 2.5N is applied on the block as shown in the figure, the frictional force between the block and the floor will be.

Choose the correct options A block of mass m moving at a speed of u collides with another block of mass 2 m at rest. The lighter block comes to rest after the collision. The coefficient of restitution is

TARGET PUBLICATION-FORCE -Competitive Theinking (Miscellaneous)
  1. A balloon with mass m is descending down with an acceleration a (where...

    Text Solution

    |

  2. One end of a massless rope, which passes over a massless and frictionl...

    Text Solution

    |

  3. A string of negligible mass going over a clamped pulley of mass m supp...

    Text Solution

    |

  4. A plumb line is suspended from a ceiling of a car moving with horizont...

    Text Solution

    |

  5. A body of mass 10 kg is upon by a force given by equation F=(3t^(2)-30...

    Text Solution

    |

  6. The velocity (v) of a particle (under a force F) depends on its distan...

    Text Solution

    |

  7. A body of mass m=10^(2) kg is moving in a medium and experiences a fr...

    Text Solution

    |

  8. A light string passing over a smooth light pulley connects two blocks ...

    Text Solution

    |

  9. A body of mass m = 3.513 kg is moving along the x-axis with a speed of...

    Text Solution

    |

  10. A nucleus of uranium decays at rest into nuclei of thorium and helium....

    Text Solution

    |

  11. If a street light of mass M is suspended from the end of a uniform rod...

    Text Solution

    |

  12. Two spherical bodies of mass M and 5M & radii R & 2R respectively are ...

    Text Solution

    |

  13. A ball is released from the top of a tower. The ratio of work done by ...

    Text Solution

    |

  14. Hammer of mass M strikes a nail of mass 'm' with a velocity 20 m/s int...

    Text Solution

    |

  15. Two particle A and B initially at rest, move towards each other under ...

    Text Solution

    |

  16. Two particles of equal mass have velocities vec v1 = 2 hat i= m//s^-1 ...

    Text Solution

    |

  17. Assertion : If there is no external torque on a body about its centre ...

    Text Solution

    |

  18. Assertion:A table cloth can be pulled from a table without dislodging ...

    Text Solution

    |

  19. A block of mass m is placed on a smooth inclined wedge ABC of inclinat...

    Text Solution

    |

  20. Two blocks of equal mass are released on two smooth sides of a duble i...

    Text Solution

    |