Home
Class 11
PHYSICS
The coefficient of friction between the ...

The coefficient of friction between the ground and the wheels of a car between the ground and the wheels of acar moving on a horizontal road is 0.5 If the car starts from rest , what is the minimum distance in which it can acquire a speed of `72 km // h` ? take `g = 10 ms^(-2)` .

Promotional Banner

Topper's Solved these Questions

  • LAWS OF MOTION : FRICTION

    SL ARORA|Exercise Problems|17 Videos

  • LAWS OF MOTION : FRICTION

    SL ARORA|Exercise Self Practice|95 Videos

  • Laws of Motion

    SL ARORA|Exercise Exercise|627 Videos

  • Mathematical tools

    SL ARORA|Exercise Exercise|20 Videos

Similar Questions

Explore conceptually related problems

Assuming the coefficient of friction between the road and tyres of a car to be 0.5, the maximum speed with which the car can move round a curve of 40.0 m radius without slipping, if the road is unbanked, should be

The coefficient of friction between the tyres and the road is 0.25. The maximum speed with which a car can be driven round a curve of radius 40 m without skidding is (assume g = 10 ms^(-2) )

Consider a car moving along a straight horizontal road with a speed of 36 km/h. If the coefficient of static friction between road and tyers is 0.4, the shortest distance in which the car can be stopped is (Take g=10 m//s2)

The coefficient of friction between the tyres and road is 0.4. The minimum distance covered before attaining a speed of 8 ms^(-1) starting from rest is nearly (take, g=10 ms^(-2) )

SL ARORA-LAWS OF MOTION : FRICTION-Self Practice
  1. The coefficient of friction between the ground and the wheels of a car...

    Text Solution

    |

  2. A force acts for 10 s on a body of mass 10 kg after which the force ce...

    Text Solution

    |

  3. A truck starts from rest and rolls down a hill with a constant acceler...

    Text Solution

    |

  4. A force of 5N gives a mass m(1), an acceleration of 8 m//s^(2), and a ...

    Text Solution

    |

  5. A body of mass 1 kg is acted upon by a force of 4000 dyne. As a result...

    Text Solution

    |

  6. A motor car of mass 20 quintal moving with velocity of 60 kmh^(-1), b...

    Text Solution

    |

  7. In an X-ray machine an electron is subjected to a force of 10^(-23) N ...

    Text Solution

    |

  8. A stone of mass 5kg falls from the top of a cliff 50m high and buries ...

    Text Solution

    |

  9. A bus starts from rest accelerating unifromly with 4 ms^(-2) . At t =...

    Text Solution

    |

  10. A motor car running at the rate of 7ms^(1) can be stooped by applying ...

    Text Solution

    |

  11. A force of 50N is inclined to the vertical at an angle of 30^(@) Find ...

    Text Solution

    |

  12. A sooterist moving with a speed of 36kmh^(-1) sees a child standing in...

    Text Solution

    |

  13. A ship of mass 3xx10^7kg initially at rest, is pulled by a force of 5x...

    Text Solution

    |

  14. A body of mass 5 kg is acted upon by two perpendicular forces of 4 N a...

    Text Solution

    |

  15. Forces of 5sqrt2 and 6sqrt2N are acting on a body of mass 1000 kg at a...

    Text Solution

    |

  16. A bullet of mass 50g moving with a speed of 500 ms^(-1) is brought to ...

    Text Solution

    |

  17. A cricket ball of mass 150 kg is moving with a velocity of 12 m//s and...

    Text Solution

    |

  18. A hammer weighing 3 kg moving with a velocity of 10ms^(-1) strikes aga...

    Text Solution

    |

  19. A rubber ball of mass 50g falls from a height of 100cm and rebounds to...

    Text Solution

    |

  20. Two billiard balls each of mass 0 .05 kg moving in opposite directions...

    Text Solution

    |

  21. A machine gun has a mass of 20kg It fires 30g bullets at the rate of 4...

    Text Solution

    |