Home
Class 11
PHYSICS
A particle of mass m is at rest the orig...

A particle of mass `m` is at rest the origin at time ` t= 0 ` . It is subjected to a force ` F(t) = F_(0) e^(-bt)` in the `x` - direction. Its speed ` v(t)` is depicted by which of the following curves ?

A


B


C


D


Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • Mechanical Properties of fluids

    SL ARORA|Exercise Exercise|459 Videos

  • Mathematical tools

    SL ARORA|Exercise Exercise|20 Videos

  • Mechanical Properties of Solids

    SL ARORA|Exercise Example|113 Videos

Similar Questions

Explore conceptually related problems

A particle of mass m is at rest at the origin at time t=0 It is subjected to a force F(t)=F_(0)e^(-bt) in the X-direction. Its speed V(t) is depicted by which of the following curves

A block of mass 2 kg is free to move along the x -axis. It at rest and from t = 0 onwards it is subjected to a time-dependent force F(t) in the x direction. The force F(t) varies with t as shown in the figure. The kinetic energy of the block after 4.5 seconds is

A block of mass 2 kg is free to move along the x-axis it is at rset and from t=0 onwards it is subjected to a time dependent force F(t) in the x-direction The force F(t) varies with t as shown in the figure The kinetic energy of the block after 4.5 seconds, is:

At t = 0 aparticle of mass m start moving from rest due to a force vecF = F_(0) sin (omega t)hati :

SL ARORA-Mechanical Properties of fluids-Exercise
  1. If the terminal speed of a sphere of gold (density =19.5kg//m^3) is 0....

    Text Solution

    |

  2. A spherical solid ball of volume V is made of a material of density rh...

    Text Solution

    |

  3. A particle of mass m is at rest the origin at time t= 0 . It is subj...

    Text Solution

    |

  4. If it takes 5 minutes to fill a 15 litre bucket from a water tap diame...

    Text Solution

    |

  5. A cylinder of height 20m is completely filled with water. The velocity...

    Text Solution

    |

  6. Water is flowing continuously from a tap having an internal diameter 8...

    Text Solution

    |

  7. A water fountain on the ground sprinkles water all around it. If the s...

    Text Solution

    |

  8. If two soap bubbles of different radii are connected by a tube

    Text Solution

    |

  9. Work done in increasing the size of a soap bubble from a radius of 3 c...

    Text Solution

    |

  10. Assume that a drop of liquid evaporates by decreases in its surface en...

    Text Solution

    |

  11. A 20 cm long capillary tube is dipped in water. The water rises up to ...

    Text Solution

    |

  12. A capillary tube (A) is dipped in water. Another identical tube (B) is...

    Text Solution

    |

  13. Which of the following option correctly describes the variation of the...

    Text Solution

    |

  14. The most characteristic property of a liquid is

    Text Solution

    |

  15. Which of the following physical quantities do not have the same dimens...

    Text Solution

    |

  16. For a body immersed in a liquid, when the weight of the body is less t...

    Text Solution

    |

  17. If there were no gravity, which of the following will not be there for...

    Text Solution

    |

  18. A body is just floating in a liquid (their densities are equal). If th...

    Text Solution

    |

  19. When a large bubble rises from the bottom of a lake to the surface its...

    Text Solution

    |

  20. By sucking a straw a student can reduce the pressure in his lungs to 7...

    Text Solution

    |