Home
Class 12
PHYSICS
An object of mass 2 kg is sliding with a...

An object of mass 2 kg is sliding with a constant velocity of `4ms^(-1)` on a frictionless horizontal table. The force required to keep the object moving with the same velocity is

A

8 N

B

0 N

C

`2xx10^(4)` N

D

`(1)/(2)` N

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • LAWS OF MOTION

    AAKASH INSTITUTE ENGLISH|Exercise Assignment (SECTION-B)|44 Videos

  • LAWS OF MOTION

    AAKASH INSTITUTE ENGLISH|Exercise Assignment (SECTION-C)|63 Videos

  • LAWS OF MOTION

    AAKASH INSTITUTE ENGLISH|Exercise EXERCISE|69 Videos

  • KINETIC THEORY

    AAKASH INSTITUTE ENGLISH|Exercise EXERCISE (ASSIGNMENT) SECTION - D Assertion - Reason Type Questions|10 Videos

  • MAGNETISM AND MATTER

    AAKASH INSTITUTE ENGLISH|Exercise ASSIGNMENT (SECTION D)|26 Videos

Similar Questions

Explore conceptually related problems

An object of mass 2kg is sliding with a constant velocity of 4ms^(-1) on a frictionless horizontal table. The force required to keep the object moving with the same velocity is

A body of mass 40 gm is moving with a constant velocity of 2cm//sec on a horizontal frictionless table. The force on the table is

To keep a particle moving with constant velocity on a frictionless horizontal surface an external force

A vehicle needs an engine of 7500 W to keep it moving with a constant velocity of 20 ms^(-1) on a horizontal surface. The force resisting the motion is

A body of mass 5 kg moving on a horizontal surface with a velocity of 10 ms^(-1) comes to rest in 2s. The force required to make this body move with a velocity of 10 ms^(-1) on the same surface is

An object of mass 1 kg moving on a horizontal surface with initial velocity 8 m/s comes to rest after 10 s. If one wants to keep the object moving on the same surface with velocity 8 m/s the force required is

An object of mass m is moving with a constant velocity upsilon How much work should be done on the object in order to bring the object to rest ?

An object of mass 15kg is moving with a uniform velocity of 4m/s. what is the kinetic energy possessed by the object ?

A vehicle of mass 20kg is moving with a velocity of 4 ms^(-1) . Find the magnitude of the force that is to be applied on the vehicle so that the vehicle have a velocity of 1 ms^(-1) after travelling a distance of 20m.

Gravel is dropped on a conveyor belt at the rate of 2 kg/s. The extra force required to keep the belt moving at 3 ms^(-1) is

AAKASH INSTITUTE ENGLISH-LAWS OF MOTION-Assignment (SECTION-A)
  1. When an object is in equilibrium state, then -

    Text Solution

    |

  2. When a force of constant magnitude in a fixed direction acts on a movi...

    Text Solution

    |

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

    Text Solution

    |

  4. A 10 g bullet moving at 200 m/s stops after penetrating 5 cm of wooden...

    Text Solution

    |

  5. A ball of mass 50 g is dropped from a height of 20 m. A boy on the gro...

    Text Solution

    |

  6. A string tied on a roof can bear a maximum tension of 50 kg wt. The mi...

    Text Solution

    |

  7. In the following figure, the object of mass m is held at rest by a hor...

    Text Solution

    |

  8. In accordance with Newton’s third law of motion -

    Text Solution

    |

  9. When a 4 kg rifle is fired, the 10g bullet receives an acceleration of...

    Text Solution

    |

  10. A man of mass 50 kg carries a bag of weright 40 N on his shoulder. The...

    Text Solution

    |

  11. A block of mass m is placed on a smooth inclined plane of inclination ...

    Text Solution

    |

  12. In which of the following graphs, the total change in momentum is zero...

    Text Solution

    |

  13. A weight mg is suspended from the middle of a rope whose ends are at t...

    Text Solution

    |

  14. Two masses 10 kg and 20kg resplectivley are connected by a massless sp...

    Text Solution

    |

  15. Tension in the rope at the rigid support is (g=10m//s^(2))

    Text Solution

    |

  16. Two bodies of masses m(1) " and " m(2) are connected a light string wh...

    Text Solution

    |

  17. In the figure given below, with what acceleration does the block of ma...

    Text Solution

    |

  18. T(1) and T(2) in the given figure are

    Text Solution

    |

  19. In the arrangement shown, the mass m will ascend with an acceleration ...

    Text Solution

    |

  20. A chain of mass M and length L is held vertical by fixing its upper en...

    Text Solution

    |