Home
Class 11
PHYSICS
A particle is moving along x-axis. Its v...

A particle is moving along `x`-axis. Its velocity `v` with `x` co-ordinate is varying as `v=sqrt(x)`. Then

A

initial velocity of particle is zero

B

motion is non-uniformly accelerated

C

acceleration of particle at `x=2m` is `1/2m//s^(2)`

D

acceleration of particle at `x=4m` is `1m//s^(2)`

Text Solution

Verified by Experts

The correct Answer is:
A, C
Promotional Banner

Topper's Solved these Questions

  • KINEMATICS 1

    DC PANDEY|Exercise COMPREHENSION_TYPE|19 Videos

  • KINEMATICS 1

    DC PANDEY|Exercise MATCH THE COLUMN|10 Videos

  • KINEMATICS 1

    DC PANDEY|Exercise INTEGER_TYPE|15 Videos

  • KINEMATICS

    DC PANDEY|Exercise INTEGER_TYPE|11 Videos

  • LAWS OF MOTION

    DC PANDEY|Exercise Medical entrances gallery|39 Videos

Similar Questions

Explore conceptually related problems

A particle is moving along x-axis such that its velocity varies with time according to v=(3m//s^(2))t-(2m//s^(3))t^(2) . Find the velocity at t = 1 s and average velocity of the particle for the interval t = 0 to t = 5 s.

A particle of unit mass is moving along x-axis. The velocity of particle varies with position x as v(x). =alphax^-beta (where alpha and beta are positive constants and x>0 ). The acceleration of the particle as a function of x is given as

(a) A particle is moving along the x axis and its velocity vs position graph is as shown. Is the acceleration of the particle increasing, decreasing or remains constant? (b) A particle is moving along x axis and its velocity (v) vs position (x) graph is a curve as shown in the figure. Line APB is normal to the curve at point P. Find the instantaneous acceleration of the particle at x = 3.0 m .

A particle is moving along X-axis Its acceleration at time t is proportional to its velocity at that time. The differential equation of the motion of the particle is

A particle moves along x - axis in such a way that its x - co - ordinate varies with time according to the equation x=4-2t+t^(2) . The speed of the particle will vary with time as

A particle is moving in x-y plane with its x and y co-ordinates varying with time as, x=2t and y=10t-16t^2. Find trajectory of the particle.

Consider the v-t diagram of a particle moving along x axis as shown below.Velocity is in m/s and time is in seconds

A particle moves along the x-axis such that its co-ordinate (x) varies with time (t), according to the expression x=2 -5t +6t^(2), where x is in metres and t is in seconds. The initial velocity of the particle is :–

DC PANDEY-KINEMATICS 1-MCQ_TYPE
  1. a particle moving along a straight line with uniform acceleration has ...

    Text Solution

    |

  2. Let r be the radius vector of a particle in motion about some referenc...

    Text Solution

    |

  3. Two particles A and B are located in x-y plane at points (0,0) and (0,...

    Text Solution

    |

  4. The co-ordinate of the particle in x-y plane are given as x=2+2t+4t^(2...

    Text Solution

    |

  5. River is flowing with a velocity v(BR)=4hatim//s. A boat is moving wit...

    Text Solution

    |

  6. A particle is moving along x-axis. Its velocity v with x co-ordinate i...

    Text Solution

    |

  7. From v-t graph shown in figure. We can draw the following conclusions

    Text Solution

    |

  8. A particle P is projected upwards with 80m//s. One second later anothe...

    Text Solution

    |

  9. Displacement time graph of a particle moving in a straight line is a s...

    Text Solution

    |

  10. At time t=0, a particle is at (-1m, 2m) and at t=2s it is at (-4m,6m)....

    Text Solution

    |

  11. A particle P lying on a smooth horizontal x-y plane starts from (3hati...

    Text Solution

    |

  12. Path of a particle moving in x-y plane is y=3x+4. At some instant supp...

    Text Solution

    |

  13. A particle moves along the X-axis as x=u(t-2s)=at(t-2)^2.

    Text Solution

    |

  14. A man standing on the edge of the terrace of a high rise building thro...

    Text Solution

    |

  15. The v-t graph for two particles P and Q are given in the figure. Consi...

    Text Solution

    |

  16. A particle is moving in a straight line along the positive x-axis such...

    Text Solution

    |

  17. A subway train travels between two of its stations at then stops with ...

    Text Solution

    |

  18. A particle starts moving with initial velocity 3m//s along x- axis fro...

    Text Solution

    |

  19. A train starts from rest at S = 0 and is subjected to an acceleration ...

    Text Solution

    |

  20. Man A is sitting in a car moving with a speed of 54 (km)/(hr) observes...

    Text Solution

    |