Home
Class 12
PHYSICS
The displacement of a body is given by 2...

The displacement of a body is given by `2 s= g t^(2)` where g is a constant. The velocity of the body at any time t is :

A

gt

B

`g t//2`

C

`g t^(2)//2`

D

`g t^(3)//3`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • KINEMATICS

    MOTION|Exercise EXERCISE 2 OBJECTIVE PROBLEMS|75 Videos

  • KINEMATICS

    MOTION|Exercise EXERCISE 2 OBJECTIVE PROBLEMS (Level-2)|26 Videos

  • KINEMATICS

    MOTION|Exercise EXERCISE 4 PREVIOUS YEAR (LEVEL 2)|6 Videos

  • HYDROSTATIC, FLUID MECHANICS & VISCOSITY

    MOTION|Exercise EXERCISE -3 (SECTION-B) PREVIOUS YEAR PROBLEM|7 Videos

  • KINETIC THEORY OF GASES

    MOTION|Exercise EXERCISE-3 SECTION-B|16 Videos

Similar Questions

Explore conceptually related problems

The dispacement of a body is given by 4s=M +2Nt^(4) , where M and N are constants. The velocity of the body at any instant is .

The dispacement of a body is given by 4s=M +2Nt^(4) , where M and N are constants. The velocity of the body at the end of 1 s from the start is .

The displacement of a body is given by s=(1)/(2)g t^(2) where g is acceleration due to gravity. The velocity of the body at any time t is

The velocity v and displacement r of a body are related as v^(2) =kr , where k is a constant. The acceleration of the body is

The displacement of body is given by s = 4 + 2t^4 . The acceleration of the body at the end of 1 s from the start is :

The displacement of a body at any time t after starting is given by s=15t-0.4t^(2) . The velocity of the body will be 7ms^(-1) after time :

1) The displacement of a body at any time t after starting is given by s=15t-0.4t^(2) .The velocity of the body will be 7ms^(-1) after time = ? 2) for the previous question,the acceleration of the particles at any time is:

The displacement x of an object is given as a funstion of time, x=2t+3t^(2) . The instantaneous velocity of the object at t = 2 s is

The displace ment of a body at any time t after starting is given by s=10t-(1)/(2)(0.2)t^2 . The velocity of the body is zero after:

The displacement of a body is given by r=sqrt(a^(2)-t^(2))+t cost^(2) , where t is the time and a is constant. Its velosity is :

MOTION-KINEMATICS-EXERCISE 1 OBJECTIVE PROBLEMS
  1. A Body intially at rest, starts moving along x-axis in such a way so t...

    Text Solution

    |

  2. At an instasnt t the coordinates of a particles are x=at^(2), y=bt^(2)...

    Text Solution

    |

  3. The displacement of a body is given by 2 s= g t^(2) where g is a cons...

    Text Solution

    |

  4. A particle moves along a staight line such that its displacement at an...

    Text Solution

    |

  5. A particla starting from rest undergoes acceleration given by a=|t-2|"...

    Text Solution

    |

  6. The acceleration a in ms^-2 of a particle is given by a=3t^2+2t+2, whe...

    Text Solution

    |

  7. The acceleration of a particle is given by a=t^3-3t^2+5, where a is in...

    Text Solution

    |

  8. A particle starts moving along the x-axis from t=0, its position varyi...

    Text Solution

    |

  9. A particle starts moving along the x-axis from t=0, its position varyi...

    Text Solution

    |

  10. A particle moves in the x-y plane with the velocity bar(v)=ahati-bthat...

    Text Solution

    |

  11. A particle moving in a straight line has velocity-displacement equatio...

    Text Solution

    |

  12. The velocity of a body depends on time according to the equative v = 2...

    Text Solution

    |

  13. Starting from rest a particle moves in a straight line with accelerati...

    Text Solution

    |

  14. A particle moves along the positive branch of the curve y = (x^(2))/(2...

    Text Solution

    |

  15. The motion of a body falling from rest in a resting medium is describe...

    Text Solution

    |

  16. A street car moves rectilinearly from station A to the next station B ...

    Text Solution

    |

  17. The speed of a body moving on a straight track varies according to v =...

    Text Solution

    |

  18. A particle moving along x-axis has acceleration f, at time t, given by...

    Text Solution

    |

  19. The horizontal and vertical distances travelled by a particle in time ...

    Text Solution

    |

  20. A body is thrown with a velocity of 9.8 m//s making an angle of 30^(@)...

    Text Solution

    |