Home
Class 12
PHYSICS
In which of the following cases the cont...

In which of the following cases the contact force between A & B is maximum?(`m​_A​=m_​B​=1kg,g=10ms^(–2)`)

A

B

C

D

Text Solution

Verified by Experts

The correct Answer is:
B

`(1) a= (50) /(2) = 25 m// sec 2`

` (##NEET_MJT_10_E01_034_S02.png" width="80%">
`N=ma`
`N=1xx35 =35 ` Newton
Promotional Banner

Topper's Solved these Questions

  • NEET DRILL TEST 5

    NEET MAJOR TEST (COACHING)|Exercise PHYSICS|45 Videos
  • NEET MAJOR TEST 9

    NEET MAJOR TEST (COACHING)|Exercise PHYSICS|45 Videos

Similar Questions

Explore conceptually related problems

In which of the following cases the friction force between A and B is maximum in all cases mu_1=0.5 , mu_2=0 .

In which of the following cases the friction force between 'A' and 'B' is maximum. In all cases mu_(1)=0.5, mu_(2)=0 .

In which of the following cases is the normal contact force between stationary block M and surface impulsive?

A monkey of mass 40 kg climbs on a massless rope which can stand a maximum tension of 500 N. In which of the following cases will the rope break? ("Take g"=10m s^(-2))

Figure shows two blocks in contact placed on an incline of angle theta = 30^(@) . The coefficient of friction between the block of mass 4 kg and the incline is m1, and that between 2 kg block and incline is mu_(2) . Find the acceleration of the blocks and the contact force between them if – (a) mu_(1) = 0.5 , mu_(2) = 0.8 (b) mu_(1) = 0.8 , mu_(2) = 0.5 (c) mu_(1) = 0.6 , mu_(2) = 0.1 " " [ Take g = 10m//s^(2) ]

Block B of mass 2kg rests on block A of mass 10kg . All surfaces are rought with the value of coefficient of friction as shown in the figure. Find the minimum force F that should be applied on block A to cause relative motion between A and B . (g=10m//s^(2))

The blocks A & B are of masses5 kg and3 kg respectively. The inclined plane is smooth. Assume g=10m//s^(2) . The contact force between the blocks A & B in the cases (a) and (b) are ["take g"=10m//s^(2)] (b)

Find the value of friction forces between the blocks A and B and between B and ground. ( Take , g=10 ms^(-2) )

A block of mass 4kg is placed in contact with the front vertical surface of a lorry.The coefficient of friction between the vertical surface and block is 0.8 .The lorry is moving with an acceleration of 15m//s^(2) .The force of friction between lorry and block is (g=10ms^(-2))

NEET MAJOR TEST (COACHING)-NEET MAJOR TEST 10-PHYSICS
  1. The angle between two vectors given by 6 hati + 6 hatj - 3 hatk and 7 ...

    Text Solution

    |

  2. A sound source, emitting sound of constant frequency, moves with a con...

    Text Solution

    |

  3. One kilowatt hour is equal to

    Text Solution

    |

  4. A resistor is marked with the rings coloured brown, balck, green, and ...

    Text Solution

    |

  5. A varable force, given by the 2- dimensional vectoroverlineF=(3xx^(2)h...

    Text Solution

    |

  6. The de Broglie wavelength of an electron and the wavelength of a photo...

    Text Solution

    |

  7. We have two spheres, one of which is hollow and the other solid. They ...

    Text Solution

    |

  8. Two waves of same frequency and same amplitude from two monochromatic ...

    Text Solution

    |

  9. In which of the following cases the contact force between A & B is max...

    Text Solution

    |

  10. If a = 8 +- 0.08 and b = 6 +- 0.06, Let x = a + b, y = a – b, z = axxb...

    Text Solution

    |

  11. A mass of 100 gm is tied to one end of a string 2 m long. The body is ...

    Text Solution

    |

  12. An electromagnetic wave in vacuum has the electric and magnetic field ...

    Text Solution

    |

  13. A resistor of 500 Omega and an inductance of 0.5 H are in series with ...

    Text Solution

    |

  14. Output C of the network shown is :-

    Text Solution

    |

  15. On heating one end of a rod the temperature of the whole rod will be u...

    Text Solution

    |

  16. Water is flowing streamline motion through a horizontal tube. The pres...

    Text Solution

    |

  17. A gas at NTP is suddenly compressed to one-fourth of its original vol...

    Text Solution

    |

  18. Two protons are placed 1 Å apart. If they are released, what will be t...

    Text Solution

    |

  19. A magnetic field can be produced by

    Text Solution

    |

  20. The average translational energy and the rms speed of molecules in a s...

    Text Solution

    |