Home
Class 11
PHYSICS
Radial acceleration is :...

Radial acceleration is :

A

`vomega^(2)`

B

`r omega `

C

`r^(2) omega`

D

`r omega ^(2)`

Text Solution

Verified by Experts

The correct Answer is:
D
`a = (u^(2))/(r) = ((r omega)^(2))/(r) = r omega ^(2)`
Promotional Banner

Topper's Solved these Questions

  • KINEMATICS

    PREMIERS PUBLISHERS|Exercise Other important questions & answers (II. Very short answer questions).|112 Videos

  • KINEMATICS

    PREMIERS PUBLISHERS|Exercise Other important questions & answers (III. Short answer questions).|26 Videos

  • KINEMATICS

    PREMIERS PUBLISHERS|Exercise Textbook questions & answers (IV. Numerical problems).|48 Videos

  • GRAVITATION

    PREMIERS PUBLISHERS|Exercise OTHER IMPORTANT QUESTION & ANSWERS (CONCEPTUAL QUESTIONS)|34 Videos

  • KINETIC THEORY OF GASES

    PREMIERS PUBLISHERS|Exercise OTHER IMPORTANT QUESTIONS & ANSWERS (VI. Conceptual Questions.)|8 Videos

Similar Questions

Explore conceptually related problems

What is centripetal acceleration or radial acceleration or normal acceleration ?

Centripetal acceleration is given by

At the top of the trajectory of a projectile the acceleration is :

The negative acceleration is also called as _________ .

A particle is in clockwise uniform circular motion the direction of its acceleration is radially inward. If sense of rotation or particle is anti-clockwise then what is the direction of its acceleration?

PREMIERS PUBLISHERS-KINEMATICS -Other important questions & answers (I.Multiple choice questions).
  1. Dimension of angular velocity is :

    Text Solution

    |

  2. Choose the correct pair of the following pairs .

    Text Solution

    |

  3. Radial acceleration is :

    Text Solution

    |

  4. A body moving with a constant speed v in a circle of radius r. its ang...

    Text Solution

    |

  5. If omega(0), omega are initial and final angular velocities theta ...

    Text Solution

    |

  6. A particle moving in a circular path of certain radius, with uniform a...

    Text Solution

    |

  7. In which direction of the motion of the particle does centripetal for...

    Text Solution

    |

  8. A body is moving with a constant speed v in a circle of radius r. its ...

    Text Solution

    |

  9. For one complete revolution, the angle swept by the radius vector is ...

    Text Solution

    |

  10. Match the following : {:("Column I","Column II"),(1."Centripetal f...

    Text Solution

    |

  11. In non-uniform circular motion , particle will have . . . . . And tang...

    Text Solution

    |

  12. Select the correct statement of the following

    Text Solution

    |

  13. A butterfly and stone (mass of later is greater than earlier ) is movi...

    Text Solution

    |

  14. Kinematics is the branch of mechanics which delas with the motion of o...

    Text Solution

    |

  15. Which of the following statement is incorrect ?

    Text Solution

    |

  16. A person performing a somersault is an example of . . . . . Motion.

    Text Solution

    |

  17. A motion of a shell fired from the gun is an example for . . . . . Dim...

    Text Solution

    |

  18. Match the following : {:("Column I","Column II"),(1."Work","(i) S...

    Text Solution

    |

  19. Length of the vector is always . . . . Quantity

    Text Solution

    |

  20. Displacement (y) of a body is represented by y = pt + qt^(2) - rt^(3)...

    Text Solution

    |