Home
Class 12
PHYSICS
A block A kept on an inclined surface ju...

A block A kept on an inclined surface just begins to slide if the inclination is `30^0`. The block is replaced by another block B and it is found that it just begins to slide if the inclination is `40^0`

A

mass of A` gt ` mass of B

B

mass of `A lt ` mass of B

C

mass of `A =` mass of B

D

all the three are possible.

Text Solution

Verified by Experts

The correct Answer is:
4
Promotional Banner

Topper's Solved these Questions

  • LAWS OF MOTION

    VMC MODULES ENGLISH|Exercise EFFICIENT|50 Videos

  • LAWS OF MOTION

    VMC MODULES ENGLISH|Exercise IMPECCABLE|53 Videos

  • LAWS OF MOTION

    VMC MODULES ENGLISH|Exercise IMPECCABLE|53 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 is kept on a frictionless inclined surface with angle of inclination alpha . The incline is given an acceleration 'a' to keep the block stationary. Then a is equal to

A block of mass 5 kg is at rest on a rough inclined surface. If angle of inclination of plane is 60^(@) , then force applied by it on block is

A wooden block is placed on an inclined plane. The block just begins to slide down when the angle of the inclination is increased to 45°. What is the coefficient of the friction?

A block of mass 5 kg is placed on a rough inclined plane. The inclination of the plane is gradually increased till the block just begins to slide down. The inclination of the plane is than 3 in 5. The coefficient of friction between the block and the plane is (Take, g = 10m//s^(2) )

The time taken for an ice block to slide down on inclined surface of inclination 60^(@) is 1-2 times the time taken by the same ice block to slide down a frictionless inclined plane of the same inclination. Calculate the coefficient of friction between ice and the inclined plane ?

A block of mass 10 kg is kept on a fixed rough (mu=0.8) inclined plane of angle of inclination 30^(@) . The frictional force acting on the block is

Figure shown two blocks in contact sliding down an inclined surface of inclination 30^(@) . The friction coefficient between block of mass 2 kg and the incline is mu_(1) = 0.20 and that between the block of mass 4kg and the incline is mu_(2) = 0.30 .Find the acceleration of 2.0 kg block g = 10 ms^(-2)

A block is placed on an inclined plane as shown in figure. What must be the friction force between block and inclined if the block is not to slide along the inclined when the incline is accelerating to the right at 3 m//s^(2) ( sin 37^(@) = (3)/(5)) ? (Take g = 10 m//s^(2))

A block is kept on a inclined plane of inclination theta of length l. The velocity of particle at the bottom of inclined is (the coefficient of friction is mu

A block is kept on an inclined plane of inclination theta of length l. the velocity of particle at the bottom of inclined is (the coefficient of friciton is mu )

VMC MODULES ENGLISH-LAWS OF MOTION -ENABLE
  1. A metal sphere is hung by a string fixed to a wall. The forces acting ...

    Text Solution

    |

  2. As body of mass 5 kg is suspended by the stirngs making angles 60^(@) ...

    Text Solution

    |

  3. A blolck D weighing 300kg is suspended by means of two cords A and B a...

    Text Solution

    |

  4. Two weights of 15ks each are attached by means of two strings to the t...

    Text Solution

    |

  5. The linear momentum P of a body varies with time and is given by the e...

    Text Solution

    |

  6. Two blocks of masses m and m' are connected by a light spring on a hor...

    Text Solution

    |

  7. A weight W is tied to two strings passing over tha frictionless pulley...

    Text Solution

    |

  8. In the figure at the free end a force F is applied to keep the suspend...

    Text Solution

    |

  9. Calculate the acceleration of the masses 12 kg shown in the set up of ...

    Text Solution

    |

  10. In fig, a mass 5 kg slides without friction on an inclined plane makin...

    Text Solution

    |

  11. Two block of mass 2.9 kg and 1.9 kg are suspended from a rigid support...

    Text Solution

    |

  12. Body A is placed on frictionless wedge making an angle theta with the ...

    Text Solution

    |

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

    Text Solution

    |

  14. In the arragement of figure assume negligible friction between the blo...

    Text Solution

    |

  15. The arrangement shown in the figure, the systme of masses m(1), m(2) a...

    Text Solution

    |

  16. A block of mass 2 kg rests on a horizontal surface. If a horizontal fo...

    Text Solution

    |

  17. Consider the situation shown in figure. The wall and the surface of A ...

    Text Solution

    |

  18. A block A kept on an inclined surface just begins to slide if the incl...

    Text Solution

    |

  19. A heavy uniform chain lies on horizontal table top. If the coefficient...

    Text Solution

    |

  20. An insect crawls up a hemisherical surface very sloely .The coefficien...

    Text Solution

    |