Home
Class 12
PHYSICS
A block of mass m is placed on a smooth...

A block of mass m is placed on a smooth wedge of inclination `theta`. The whole system is accelerated horizontally, so that the block does not slip on the wedge. The force exerted by the wedge on the block (g is acceleration due to gravity) will be

A

`mg cos theta `

B

`mg sin theta`

C

mg-ma

D

`mg //cos theta`

Text Solution

Verified by Experts

The correct Answer is:
4
Promotional Banner

Topper's Solved these Questions

  • LAWS OF MOTION

    VMC MODULES ENGLISH|Exercise ENABLE|50 Videos
  • LAWS OF MOTION

    VMC MODULES ENGLISH|Exercise EFFICIENT|50 Videos
  • KINEMATICS OF A PARTICLE

    VMC MODULES ENGLISH|Exercise JEE Advanced (archive)|14 Videos
  • LIQUIDS

    VMC MODULES ENGLISH|Exercise JEE ADVANCED (LEVEL -2)|55 Videos

Similar Questions

Explore conceptually related problems

A block of mass m is placed on a smooth wedge of incination theta . The whole system s acelerated horizontally so tht the block does not slip on the wedge. The force exerted by the wedge on the block has a magnitude

A block of mass m is placed on a smooth wedge of inclination Q. The whole system is accelerated horizontally so that the block does not slip on the wedge. Find the i) Acceleration of the wedge ii) Force to be applied on the wedge iii) Force exerted by the wedge on the block.

A block of mass 'm' is kept on a smooth moving wedge. If the acceleration of the wedge is 'a'

A block of mass m is placed on a smooth inclined plane of inclination theta with the horizontal. The force exerted by the plane on the block has a magnitude

A block of mass m is placed on a smooth inclined plane of inclination theta with the horizontal. The force exerted by the plane on the block has a magnitude

A small block of mass m is kept on a rough inclined surface of inclination theta fixed in a car. The car moves with a uniform velocity v and the block does not slide on the wedge. The work done by the force of friction on the block in time t will be

As shown in the figure a block of mass 'm' is placed on a smooth wedge moving with constant acceleration such that block does not move with respect to the wedge. Find work done by the net force on the block in time t. (Initial speed is 0)

A smooth block of mass m is held stationary on a smooth wedge of mass M and inclination theta as shown in figure .If the system is released from rest , then the normal reaction between the block and the wedge is

A block of mass m is placed on a smooth inclined wedge ABC of inclination theta as shown in the figure. The wedge is given an acceleration a towards the right. The relation between a and theta for the block to remain stationary on the wedge is.

A block of mass m is placed at rest on a smooth wedge of mass M placed at rest on a smooth horizontal surface. As the system is released

VMC MODULES ENGLISH-LAWS OF MOTION -IMPECCABLE
  1. A block of mass m is placed on a smooth wedge of inclination theta. T...

    Text Solution

    |

  2. Coefficient of kinetic friction and coefficient of static friction bet...

    Text Solution

    |

  3. A rough vertical board has an acceleration a so that a 2 kg block pres...

    Text Solution

    |

  4. The square of resultant of two equal forces is three times their produ...

    Text Solution

    |

  5. A body of mass 60 kg suspended by means of three strings, P, Q and R a...

    Text Solution

    |

  6. Two equal forces are acting at a point with an angle of 60^(@) between...

    Text Solution

    |

  7. A body is under the action of two mutually perpendicular forces of 3 N...

    Text Solution

    |

  8. The apparent weight of a man in a lift is W(1) when lift moves upwards...

    Text Solution

    |

  9. A man slides down on a telegraphic pole with an acceleration equal to ...

    Text Solution

    |

  10. A body mass 2kg has an initial velocity of 3 metre//sec along OE and i...

    Text Solution

    |

  11. An object of mass 10kg moves at a constant speed of 10 ms^(-1). A cons...

    Text Solution

    |

  12. A block of mass M is pulled along horizontal firctionless surface by a...

    Text Solution

    |

  13. A light spring balance hangs from the hook of the other light spring b...

    Text Solution

    |

  14. A machine gun fires n bullets per second and the mass of each bullet i...

    Text Solution

    |

  15. A cracker rocket is ejecting gases at a rate of 0.05 kg/s with a veloc...

    Text Solution

    |

  16. Three block of masses m(1),m(2) and m(3) kg are placed in contact with...

    Text Solution

    |

  17. A ball hits a vertical wall horizontal at 10 m/s bounces back at 10 m/...

    Text Solution

    |

  18. A machine gun is mounted on a 200kg vehicle on a horizontal smooth roa...

    Text Solution

    |

  19. The object at rest suddenly explodes into three parts with the mass ra...

    Text Solution

    |

  20. A body of mass 50 kg is hung by a spring balance in a lift. Calculate ...

    Text Solution

    |

  21. The x and y coordinates if the particle at any time are x=5t-2t^(2) an...

    Text Solution

    |