Home
Class 12
PHYSICS
A wedge of mass m(1) and a block of mass...

A wedge of mass `m_(1) `and a block of mass `m_(2) `are in equlibrium as shown. Inclined surface of the wedge has an inclination `alpha` with the horizontal. Each surface is frictionless. The noram reaction on the wedge may be -

A

`m_(2) g cos alpha`

B

`m_(2) g sin alpha cos alpha`

C

` m_(1) g + m_(2) g cos^(2) alpha`

D

` m_(1) g+m_(2) g sin alpha cos alpha`

Text Solution

Verified by Experts

The correct Answer is:
A, B, C
Promotional Banner

Topper's Solved these Questions

  • NLM & FRICTION

    MOTION|Exercise EXERCISE-3(Level-I)|18 Videos

  • NLM & FRICTION

    MOTION|Exercise EXERCISE-3(Level-II)|12 Videos

  • NLM & FRICTION

    MOTION|Exercise EXERCISE-2|66 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

Similar Questions

Explore conceptually related problems

A small block of mass m is kept on the inclined surface of a wedge of mass M. The inclined surface of the wedge makes an angle theta with the horizontal. The wedge is kept on a frictionless rigid horizontal floor. You can neglect friction between the block and the wedge also. An external agent applies a horizontal force F on the wedge. The value of the force F so that the wedge remains at rest is F_(1) . Which of the options is incorrect?

A smooth wedge of mass M is kept at rest on a smooth horizontal surface . Inclined face of the wedge make an angle theta with the horizontal . A particle of mass m collides normal to inclined face of wedge . If speed of the particle just before collision is u and coefficient of restitution is e then find velocity of wedge after collision .

A block of mass m is placed on the rough incline of a wedge of mass M and inclination alpha to the horizontal. Calculate the maximum and minimum acceleration that can be imparted to the wedge so that the block may remain stationary relative to the wedge. The coefficient iof friction between the block and the wedge is mu .

A block of mass m is kept on an inclined plane of mass 2m and inclination alpha to horizontal. If the whole system is accelerated such that the block does not slip on the wedge then :

A block of mass "5kg" is placed on a wedge having inclination of 37^(@) with the horizontal. Coefficient of friction between block and wedge is 0.8. Then select the correct statement.

A wedge of mass m_2 is kept on a spring balance. A small block of mass m_1 can move along the frictionless incline of the wedge. What is the reading of the balance while the block slides? Ignore the recoil of the wedge.

A block of mass 2kg slides down the face of a smooth 45^@ wedge of mass 9 kg as shown in the figure. The wedge is placed on a frictionless horizontal surface. Determine the acceleration of the wedge.

In the arrangement shown in the figure , the rod of mass m held by two smooth walls , remain always perpendicular to the surface of the wedge of mass M . Assuming all the surface are frictionless, find the acceleration of the rod wedge.

A block of mass ""5kg"" is placed on a wedge having inclination of 37^(@) with the horizontal coeffecient of friction between block and wedge is 0.8 . Then select the correct statement:

MOTION-NLM & FRICTION-EXERCISE-2(Level-II)
  1. As shown in figure pulley is ideal and strings are massless.If mass m ...

    Text Solution

    |

  2. A block of mass 1 kg is at rest relative to a smooth wedge leftwards ...

    Text Solution

    |

  3. A wedge of mass m(1) and a block of mass m(2) are in equlibrium as sho...

    Text Solution

    |

  4. As shown in figure two blocks A and B of mass 1kg each are connected b...

    Text Solution

    |

  5. A block of mass 1 kg is placed on a rough wedge which is fixed on an e...

    Text Solution

    |

  6. In the system shown in the diagram all surfaces are smooth, pulley and...

    Text Solution

    |

  7. Two masses m(1)=4kg and m(2)=2kg are connected with an nextansible , m...

    Text Solution

    |

  8. A block A of mass 7 kg is placed on a frictionless table. A thread tie...

    Text Solution

    |

  9. In the system shown in the figure m(1) gt m(2). System is held at rest...

    Text Solution

    |

  10. A lift starts moving down with 20 m//s^(2). Then which of the followin...

    Text Solution

    |

  11. A particle slides down a smooth inclined plane of elevation theta fixe...

    Text Solution

    |

  12. Which of the following is true ?

    Text Solution

    |

  13. A block of mass 2.5 Kg is kept on a rough horizontal surface. It is fo...

    Text Solution

    |

  14. NOT QUESTION

    Text Solution

    |

  15. As shown in figure, A is a man of mass 60 kg standing on a block B of ...

    Text Solution

    |

  16. In the figure, the blocks are of equal mass. The pulley is fixed. In t...

    Text Solution

    |

  17. Two blocks A and B of equal mass m are connected through a massless st...

    Text Solution

    |

  18. In the system of connected bodies in the adjoining figure. The surface...

    Text Solution

    |

  19. Two blocks of masses m(1) and m(2) are connected through a massless in...

    Text Solution

    |

  20. A long block A is at rest on a smooth horizontal surface. A small bloc...

    Text Solution

    |