Home
Class 12
PHYSICS
If for a particle position xprop t^(2) t...

If for a particle position `xprop t^(2)` then:-

A

velocity is constant

B

acceleration is constant

C

acceleration is variable

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • MOTION IN A PALNE

    ALLEN|Exercise EXERCISE-2|170 Videos
  • MOTION IN A PALNE

    ALLEN|Exercise EXERCISE-3|41 Videos
  • MOTION IN A PALNE

    ALLEN|Exercise SOLVED EXAMPLE|28 Videos
  • KINEMATICS-2D

    ALLEN|Exercise Exercise (O-2)|48 Videos
  • NEWTON'S LAWS OF MOTION & FRICTION

    ALLEN|Exercise EXERCISE (JA)|4 Videos

Similar Questions

Explore conceptually related problems

The position of a particle is given by x=2(t-t^(2)) where t is expressed in seconds and x is in metre. The particle

The position of a particle is given by x=2(t-t^(2)) where t is expressed in seconds and x is in metre. The acceleration of the particle is

The position of a particle is given by x=2(t-t^(2)) where t is expressed in seconds and x is in metre. The maximum value of position co-ordinate of particle on positive x -axis is

The velocity time relation of a particle is given by v = (3t^(2) -2t-1) m//s Calculate the position and acceleration of the particle when velocity of the particle is zero . Given the initial position of the particle is 5m .

The position x of a particle varies with time t as x=a t^(2)-b . For what value of t acceleration is zero?

The position of a particle is given by vecr = 2t^(2) hati + 3t hatj + 4hatk where t is in second and the coefficients have proper units for vecr to be in metre. The veca(t) of the particle at t = 1 s is

The position of a particle is given by x=2(t-t^(2)) where t is expressed in seconds and x is in metre. When is the object at rest?

The position x of a particle varies with time t as X=at^(2)-bt^(3).The acceleration of the particle will be zero at time (t) equal to

ALLEN-MOTION IN A PALNE-EXERCISE-1
  1. The distance x of a particle moving in one dimensions, under the actio...

    Text Solution

    |

  2. The displacment of a particle is represented by the following equation...

    Text Solution

    |

  3. If for a particle position xprop t^(2) then:-

    Text Solution

    |

  4. A body is moving according to the equation x=at+bt^(2)-ct^(3). Then it...

    Text Solution

    |

  5. In a straight line motion the distance travelled is proportional to th...

    Text Solution

    |

  6. A particle travels 10m in first 5 sec and 10 m in next 3 sec. Assuming...

    Text Solution

    |

  7. A boat which has a speed of 5 km per hour in still water crosses a riv...

    Text Solution

    |

  8. A motorcylcle is moving with a velocity 80km/hr ahead of a car moving ...

    Text Solution

    |

  9. The motion of a particle is described by the equation x = a+bt^(2) whe...

    Text Solution

    |

  10. A 100 m long train crosses a man travelling at 5 kmh^(-1) , in opposit...

    Text Solution

    |

  11. Initially a body is at rest. If its acceleration is 5ms^(-2) then the ...

    Text Solution

    |

  12. A balloon starts rising from the ground with an acceleration of 1.25ms...

    Text Solution

    |

  13. A body is thrown vertically upwards. If air resistance is to be taken ...

    Text Solution

    |

  14. A particle moves in east direction with 15m/sec for 2 sec then moves i...

    Text Solution

    |

  15. A 210 meter long train is moving due north at a of 25 m/s. a small bir...

    Text Solution

    |

  16. A force vecF=6t^(2)hati+4thatj is acting on a particle of mass 3 kg th...

    Text Solution

    |

  17. Starting from rest, the acceleration of a particle is a=2(t-1). The ve...

    Text Solution

    |

  18. Three different objects of masses m(1) , m(2) and m(2) are allowed to ...

    Text Solution

    |

  19. A ball is thrown upwards . Its height varies with time as shown in fig...

    Text Solution

    |

  20. A man walks on a straight road form his home to a market 2.5 km away w...

    Text Solution

    |