Home
Class 11
PHYSICS
A car is moving up with uniform speed al...

A car is moving up with uniform speed along a fly over bridge which is part of a vertical circle. The true statement from the following is

A

Normal reaction on the car gradually decreases and becomes minimum at highest position of bridge

B

Normal reaction on the car gradually increases and becomes maximum at highest position

C

Normal reaction on car does not change

D

Normal reaction on the car gradually decreases and becomes zero at highest position.

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • WORK , ENERGY & POWER

    NARAYNA|Exercise (C.U.Q ) MOTION IN A VERTICAL CIRCLE|6 Videos
  • WORK , ENERGY & POWER

    NARAYNA|Exercise (C.U.Q ) COLLISIONS|14 Videos
  • WORK , ENERGY & POWER

    NARAYNA|Exercise Evaluate Yourself - 6|8 Videos
  • WAVES

    NARAYNA|Exercise Exercise-IV|56 Videos
  • WORK POWER AND ENERGY

    NARAYNA|Exercise Level-VI (Integer)|12 Videos

Similar Questions

Explore conceptually related problems

A car is travelling along a flyover bridge which is a part of vertical circle of radius 10m . At the highest point of it the normal reaction on the car is half of it’s weight, the speed of car is

A particle is moving along a fixed circular orbit with uniform speed. Then true statement from the following is

A car is moving with uniform speed over a circular bridge of radius R which subtends an angle of 90^(@) at its center. Find the minimum posible speed so that the car can cross the bridge without losing the contact any where

A car is moving with a uniform speed on a level road. Inside the car there is a balloon filled with helium and attached to a piece of string tied to the floor. The string is observed to be vertical. The car now takes a left turn maintaining the speed on the level road. The balloon in the car will

A motor car with a mass m moving with uniform speed v on a (A) horizontal level bridge (B) convex bridge (C) concave bridge The force exerted by the motor car when it is at centre of the bridge is

A car is moving along a road with a uniform speed of 20 km/hour. The net force acting on the car is

A vehicle is moving with uniform speed along horizontal, concave and convex surface roads. The surface on which, the normal reaction on the vehicle is maximum is

A bomb is dropped dfrom a plane flying horizontally with uniform speed. Show that the bomb will expode vertically below the plane.Is the statement true if the plane flies with uniform speed but not horizontally?

A particle is moving at uniform speed 2 ms^(-1) along a circle of radius 0.5m .The centripetal acceleration of particle is

A car A is moving with speed "40 km h"^(-1) along a straight line 30^(@) north of east and another car B is moving with same speed along a straight line 30^(@) south of east. The relative velocity of car A as observed from the car B is

NARAYNA-WORK , ENERGY & POWER -C.U.Q
  1. Internal forces can change

    Text Solution

    |

  2. The negative of the work done by the conserative internal forces on a ...

    Text Solution

    |

  3. Which of the following statement is wrong?

    Text Solution

    |

  4. When a body falls from an aeroplane there is increase in its :

    Text Solution

    |

  5. A body is projected from ground obliquely. During downward motion, pow...

    Text Solution

    |

  6. The blades of a wind mill sweep out a circle of area A. If wind flows ...

    Text Solution

    |

  7. A pump is used to pump a liquid of density rho continuously through a ...

    Text Solution

    |

  8. A body is moved from rest along a staight line by a machine deliverin...

    Text Solution

    |

  9. A pump motor is used to deliver water at a certain rate from a given p...

    Text Solution

    |

  10. A body is moved along a straight line by a machine delivering constant...

    Text Solution

    |

  11. A body starts from rest and acquires velocity V in time T. The instant...

    Text Solution

    |

  12. A car drives along a straight level frictionless road by an engine del...

    Text Solution

    |

  13. A motor car of m travels with a uniform speed v on a convex bridge of...

    Text Solution

    |

  14. A gramphone record is revolving with an angular velocity omega. A coin...

    Text Solution

    |

  15. A small sphere of mass 'm' is attached to a cord and rotates in a vert...

    Text Solution

    |

  16. A car is moving up with uniform speed along a fly over bridge which is...

    Text Solution

    |

  17. A bottle of soda water is rotated in a vertical circle with the neck h...

    Text Solution

    |

  18. A vehicle is moving with uniform speed along horizontal, concave and c...

    Text Solution

    |

  19. Which of the following statement is incorrect?

    Text Solution

    |

  20. A bullet is fired from the gun. The gun recoils, the kinetic energy of...

    Text Solution

    |