Home
Class 12
PHYSICS
A car of mass 1000kg negotiates a banked...

A car of mass `1000kg` negotiates a banked curve of radius `90m` on a fictionless road. If the banking angle is `45^(@)` the speed of the car is:

A

20`ms^-1`

B

30`ms^-1`

C

5`ms^-1`

D

10`ms^-1`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • CIRCULAR MOTION

    TARGET PUBLICATION|Exercise EVALUATION TEST|11 Videos

  • CIRCULAR MOTION

    TARGET PUBLICATION|Exercise CRITICAL THINKING|93 Videos

  • ATOMS, MOLECULES AND NUCLEI

    TARGET PUBLICATION|Exercise Evaluation test|19 Videos

  • CURRENT ELECTRICITY

    TARGET PUBLICATION|Exercise Evaluation Test|6 Videos

Similar Questions

Explore conceptually related problems

A car of mass 1500 kg rounds a curve of radius 250 m , at 90 km / hour . What is the centripetal force acting on it ?

A car is moving along a banked road laid out as a circle of radius r . (a) What should be the banking angle theta so that the car travelling at speed v needs no frictional force from tyres to negotiate the turn ? (b) The coefficient of friction between tyres and road are mu_(s) = 0.9 and mu_(k) = 0.8 . At what maximum speed can a car enter the curve without sliding toward the top edge of the banked turn ?

A car of mass kg rounds a curve of radius 250 m at 90 km/h. Find the centripetal force acting on it .

When a car of mass 1000kg is moving with a veocity of 20ms^(-1) on a rough horizontal road its engine is switched off. Hwo for does the car move before it comes to rest if the coefficient of kintic friction between the road and tyres of the car is 0.75 ? .

TARGET PUBLICATION-CIRCULAR MOTION-COMPETITIVE THINKING
  1. A cyclist on the ground goes round a ciruclar path of circumference 34...

    Text Solution

    |

  2. An aircraft executes a horizontal loop with a speed of 150 m/s with it...

    Text Solution

    |

  3. A car of mass 1000kg negotiates a banked curve of radius 90m on a fict...

    Text Solution

    |

  4. Radius of the curved road on national highway is r. Width of the road ...

    Text Solution

    |

  5. A person with his hands in his pockets is skating on ice at the veloci...

    Text Solution

    |

  6. A particle describes a horizontal circle in a conical funne whoses inn...

    Text Solution

    |

  7. For a particle moving in a vertical circle, the total energy at differ...

    Text Solution

    |

  8. A heavy mass is attached to a thin wire and is whirled in a vertical c...

    Text Solution

    |

  9. A body of mass m hangs at one end of a string of length l , the other ...

    Text Solution

    |

  10. A simple pendulum of length I and mass (bob) m is suspended vertically...

    Text Solution

    |

  11. A simple pendulum oscillates in a verticle plane. When it passes throu...

    Text Solution

    |

  12. A simple pendulum of mass m and length l stands in equilibrium in vert...

    Text Solution

    |

  13. What is the minimum velocity with which a body of mass m must enter a ...

    Text Solution

    |

  14. The force acting on the electron in a hydrogen atom depends on the pri...

    Text Solution

    |

  15. A particle is moving in a vertical circle with constant speed. The tan...

    Text Solution

    |

  16. A stone of mass m is tied to a string and is moved in a vertical circl...

    Text Solution

    |

  17. A bucket full of water is revolved in vertical circle of radius 2 m . ...

    Text Solution

    |

  18. A cane filled with water is revolved in a vertical circle of radius 4 ...

    Text Solution

    |

  19. A bucket tied at the end of a 1.6m long string is whirled in a verticl...

    Text Solution

    |

  20. A body crosses the topmost point of a vertical circle with a critical ...

    Text Solution

    |