Home
Class 9
PHYSICS
For how long should a force of 100 N act...

For how long should a force of `100 N` act on a body of mass `20kg` so that it aquires a velocity of `100m//s`?

Text Solution

Verified by Experts

The correct Answer is:
20 s
Promotional Banner

Topper's Solved these Questions

  • FORCE AND LAWS OF MOTION

    LAKHMIR SINGH & MANJIT KAUR|Exercise Exercise|145 Videos

  • GRAVITATION

    LAKHMIR SINGH & MANJIT KAUR|Exercise NCERT book|1 Videos

Similar Questions

Explore conceptually related problems

What acceleration is produced by a force of 5N acting on a body of mass 20kg ?

Find the intensity of gravitational field when a force of 100 N acts on a body of mass 10 kg in the gravitational field.

A force of 6N acts on a body at rest and of mass 1kg. During this time, the body attains a velocity of 30 m//s . The time for which the force acts on body is :

A force of 16 N acts on a body at rest having mass 2 kg. During this time, the body attains a velocity of 32 m/s. The time for which the force acts on the body is

An impulsive force of 100 N acts on a body for 1 s What is the change in its linear momentum ?

A force of 1000 N is applied on a body of mass 100 kg moving with a velocity of 5 m//s . How much time does it require to acquire a velocity of 25 m//s ?

The acceleration produced by a force of 5 N acting on a mass of 20 kg in m/ s^(2) is :

LAKHMIR SINGH & MANJIT KAUR-FORCE AND LAWS OF MOTION-Exercise
  1. A body of mass 5 kg is moving with a velocity of 10 m/s. A force is ap...

    Text Solution

    |

  2. A car of mass 2400 kg moving with a velocity of 20 m s^(-1) is stopped...

    Text Solution

    |

  3. For how long should a force of 100 N act on a body of mass 20kg so tha...

    Text Solution

    |

  4. How long will it take a force of 10 N to stop a mass of 2.5 kg which i...

    Text Solution

    |

  5. The velocity of a body of mass 10 kg increases from 4 m/s to 8 m/s whe...

    Text Solution

    |

  6. A gun of mass 3 kg fires a bullet of mass 30 g. The bullet takes 0.003...

    Text Solution

    |

  7. Draw a diagram to show how a rocket engine provides a force to move th...

    Text Solution

    |

  8. Name the laws involved in the following situations: (a) the sum of p...

    Text Solution

    |

  9. (a)State and explain Newton's second law of motion. (b) A 1000 kg ve...

    Text Solution

    |

  10. (a) Explain why, a cricket player moves his hands backwards while catc...

    Text Solution

    |

  11. (a) State Newton's third law of motion and give two examples to illust...

    Text Solution

    |

  12. (a) State the law of conservation of momentum. (b) Discuss the conse...

    Text Solution

    |

  13. (a) If a balloon filled with air and its mouth untied, is released wit...

    Text Solution

    |

  14. The rockets work on the principle of conservation of :

    Text Solution

    |

  15. An object of mass 2kg is sliding with a constant velocity of 4ms^(-1) ...

    Text Solution

    |

  16. The physical quantity which makes it easier to accelerate a small car ...

    Text Solution

    |

  17. According to the third law of motion , action and reaction

    Text Solution

    |

  18. The unit of measuring momentum of a moving body is :

    Text Solution

    |

  19. A boy of mass 50 kg standing on ground exerts a force of 500 N on the ...

    Text Solution

    |

  20. A Honda city car, a Maruti Alto car, a Tata Nano car and a Mahindra Sc...

    Text Solution

    |