Home
Class 11
PHYSICS
If K.E of the particle of mass m perfor...

If K.E of the particle of mass m performing U.C.M in a circle of radius r is R. the acceleration of the particle is

A

`2E/mr`

B

`(2E/mr)^2`

C

`2Emr`

D

`4E/mr`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • MEASUREMENTS

    TARGET PUBLICATION|Exercise EVALUATION TEST|17 Videos

  • OPTICS

    TARGET PUBLICATION|Exercise EXERCISE|447 Videos

Similar Questions

Explore conceptually related problems

If KE of the particle of mass m performing UCM in a circle of radius r is E. Find the acceleration of the particle

The acceleration of a particle in S.H.M. is

A particle performing a U.C.M. has a

A particle of mass 'm' is suspended from a ceiling through a string of length'L'. If the particle moves in a horizontal circle of radius 'r', then the speed of the particle is

A particle moves in a circle of radius 25 cm at two revolutions per sec. The acceleration of the particle in m//s^(2) is:

A particle moves along a circle of radius'r' with constant tangential acceleration. If the velocity of the particle is 'v' at the end of second revolution , after the revolution has started then the tangential accleration is

Two particles of mass M and m are moving in a circle of radii R and r. if their time period are the same, what will be the ratio of their linear velocities?

A particle of mass M is moving in a horizontal circle of radius R with uniform speed v. When the particle moves from one point to a diametrically opposite point , its

A particle moves in a circle of radius 5 cm with constant speed and time period 0.2pis . The acceleration of the particle is

If a particle of mass m is moving in a horizontal circle of radius r with a centripetal force (-1//r^(2)) , the total energy is

TARGET PUBLICATION-Motion in a plane-Exercise
  1. From a tower of height H, a particle is thrown vertically upwards with...

    Text Solution

    |

  2. The relation between linear speed v, angular speed omega and angular a...

    Text Solution

    |

  3. If K.E of the particle of mass m performing U.C.M in a circle of radi...

    Text Solution

    |

  4. A particle at rest is moved along a straight line by a machine giving ...

    Text Solution

    |

  5. A coin is placed on a rotating tur table rolated with angular speed om...

    Text Solution

    |

  6. A particle has initial velocity 4 hat i + 3 hat j and an accelaration ...

    Text Solution

    |

  7. A boat crosses a lake and returns in time T0, at a speed V. On a rough...

    Text Solution

    |

  8. A bullet is fired from surface of earth with a velocity of u m/s at an...

    Text Solution

    |

  9. A man throws balls with same speed vertically upwards one after the ot...

    Text Solution

    |

  10. A body is projected with velocity v1from the point P as shown in the f...

    Text Solution

    |

  11. A particle of mass 8 kg is initially at rest. A force acts on it whose...

    Text Solution

    |

  12. Two trains 120 m and 100 m in length are running in opposite direction...

    Text Solution

    |

  13. A body starting from rest is accelerated uniformly for 15 s. If x1, x...

    Text Solution

    |

  14. Two particles are projected from the same point with the same speed, a...

    Text Solution

    |

  15. A body of mass m starts moving from a position of rest with a constant...

    Text Solution

    |

  16. A child travelling in a minibus accidentally drops a bottle out of the...

    Text Solution

    |

  17. A particle is projected at pi/4 to the horizontal with a kinetic energ...

    Text Solution

    |

  18. A cyclist starts from the centre O of a circular park of radius two ki...

    Text Solution

    |

  19. A projectile has initially the same horizontal velocity as it would ac...

    Text Solution

    |

  20. In a car race, car A takes a time of t s less than car B at the finis...

    Text Solution

    |