Home
Class 12
PHYSICS
A body of mass 2kg is moving along posit...

A body of mass 2kg is moving along positive X - direction with a velocity of `5 ms^(-1)` Now a force of `10sqrt(2)` N N is applied at an angle 45° with X - axis. Its velocity after 3s is,

A

`20 ms^(-1)`

B

`15 ms^(-1)`

C

`25 ms^(-1)`

D

`5 ms^(-1)`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • LAWS OF MOTION

    AAKASH SERIES|Exercise PRACTICE EXERCISE|106 Videos
  • LAWS OF MOTION

    AAKASH SERIES|Exercise EXERCISE - I|157 Videos
  • GEOMETRICAL OPTICS

    AAKASH SERIES|Exercise ADDITIONAL PRACTICE EXERCISE (LEVEL-II PRACTICE SHEET (ADVANCED) INTEGER TYPE QUESTIONS)|10 Videos
  • LOGIC GATES

    AAKASH SERIES|Exercise Exercise (Very Short Answer)|10 Videos

Similar Questions

Explore conceptually related problems

A body of mass 5 kg is moving with a velocity of 20 m/s. If a force of 100 N is applied on it for 10 s in the same direction as its velocity, what will be the velociy of the body ?

A body of mass m = 3.513 kg is moving along the x-axis with a speed of 5.00ms^(-1) . The magnetude of its momentum is recorded as

A body of mass m = 3.513 kg is moving along the x-axis with a speed of 5.00ms^(-1) . The magnetude of its momentum is recorded as

A body of mass 3 kg moving with a velocity of 4 m//s towards left collides head on with a body of mass 4 kg moving in opposite direction with a velocity of 3 m//s . After collision the two bodies stick together and move with a common velocity which 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

A body of mass 5 kg is moving with velocity 2 m s^(-1) . Calculate its linear momentum.

A body of mass 5 kg is moving with velocity 2 m s^(-1) . Calculate its linear momentum.

A body of mass 2 kg moving with a velocity of 3 m/sec collides head on with a body of mass 1 kg moving in opposite direction with a velocity of 4 m/sec. After collision, two bodies stick together and move with a common velocity which in m/sec is equal to

A ball of mass 0.5 kg is moving with a velocity of 2 ms^(-1) . It if subjected to a force of x Newton for 2s. Because of this force, the ball moves with a velocity of 3ms^(-1) . The value of x is :

Comprehension # 5 One particle of mass 1 kg is moving along positive x-axis with velocity 3 m//s . Another particle of mass 2 kg is moving along y-axis with 6 m//s . At time t = 0, 1 kg mass is at (3m, 0) and 2 kg at (0, 9m), x - y plane is the horizontal plane. (Surface is smooth for question 1 and rough for question 2 and 3) The centre of mass of the two particles is moving in a straight line for which equation is :

AAKASH SERIES-LAWS OF MOTION-EXERCISE - II
  1. A block of mass 5 kg is at rest on a smooth horizontal surface. Water ...

    Text Solution

    |

  2. A horizontal jet of water coming out of a pipe of area of cross - sect...

    Text Solution

    |

  3. A body of mass 2kg is moving along positive X - direction with a veloc...

    Text Solution

    |

  4. A disc of mass 5 kg is kept floating horizontally in mid air by firin...

    Text Solution

    |

  5. A body of mass 5 kg moving on a horizontal surface with a velocity of ...

    Text Solution

    |

  6. A machine gun fires a bullet of mass 40 g with a velocity 1200 ms^-1. ...

    Text Solution

    |

  7. Gravel is dropped on a conveyor belt at the rate of 2 kg/s. The extra ...

    Text Solution

    |

  8. A hammer of mass 1 kg strikes on Ihe head of a nail with a velocity of...

    Text Solution

    |

  9. A force of 5 N acts on a body for 2 milliseconds. Calculate the impuls...

    Text Solution

    |

  10. A ball reaches a racket at 60m//s along +X direction and leaves the ra...

    Text Solution

    |

  11. A force lime graph for the motion of a body is as shown in figure. Cha...

    Text Solution

    |

  12. An impulse vec(I) changes the velocity of a particle from vec(v)(1) to...

    Text Solution

    |

  13. The linear momentum of a particle as a function of time t is given by ...

    Text Solution

    |

  14. A ball of mass m is thrown vertically upward from the ground and reach...

    Text Solution

    |

  15. A packet of weight w is dropped with the help of a parachute and on st...

    Text Solution

    |

  16. A person of 60 Kg mass is in a lift which is coming down such that the...

    Text Solution

    |

  17. A man of 50 kg is standing at one end on a boat of length 25 m and mas...

    Text Solution

    |

  18. A wedge shaped block A' of mass M is at rest on a smooth horizontal su...

    Text Solution

    |

  19. A stationary shell explodes into two fragments, having masses in the r...

    Text Solution

    |

  20. A particle of mass 1 kg is thrown vertically upward with speed 100 m/s...

    Text Solution

    |