Home
Class 11
PHYSICS
A body is whirled in a horizontal circle...

A body is whirled in a horizontal circle of radius `20cm`. It has an angular velocity of `10rad//s`. What is its linear velocity at any point on the circular path

A

`10 m//s`

B

`2 m//s`

C

`20 m//s`

D

`sqrt(2) m//s`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • MOTION IN ONE DIMENSION

    ERRORLESS |Exercise Motion In One Dimension|24 Videos

  • NEWTONS LAWS OF MOTION

    ERRORLESS |Exercise Self Evaluation Test|16 Videos

Similar Questions

Explore conceptually related problems

A body of mass 10 kg is moving in a circle of radian 1 m with an angular velocity of 2 rad//s the centripetal force is

A particle moves in a circle of radius 4 m with a linear velocity of 20ms^(-1) . Find the angular velocity.

A particle is moving along a circle of radius 20cm , with a linear velocity of 2m//s. Calculate the angular velocity of the particle.

A body is tird to one end of a string and revolved in a horizontal circle of radius 50 cm at a constant angular speed of 20 rad/s . Find the (i) linear speed (ii) Centripetal acceleration of the body .

A particle moves in a circle of radius 20 cm with linear speed of 10 m/s. Find the angular velocity

A mass of 10 kg connected at the end of a rod of negligible mass is rotating in a circle of radius 30 cm with an angular velocity of 10 rad/s. If this mass is brought to rest in 10 s by a brake, what is the magnitude of the torque applied ?

A particle is in circular motion in a horizotantal plane. It has angular velocity of 10 pi rad//s at the end of 2 s and angular velocity 15 pi rad//s at the end of 4s. The angular acceleration of particle is

A disc of mass 1 kg and radius 0.1 m is rotating with angular velocity 20 rad/s. What is angular velocity (in rad/s) if a mass of 0.5 kg is put on the circumference of the disc ?

ERRORLESS -MOTION IN TWO DIMENSION-Exercise
  1. The second's hand of a watch has length 6 cm. Speed of end point and m...

    Text Solution

    |

  2. A sphere of mass m is tied to end of a string of length l and rotated ...

    Text Solution

    |

  3. A body is whirled in a horizontal circle of radius 20cm. It has an an...

    Text Solution

    |

  4. Find the maximum velocity for skidding for a car moved on a circular t...

    Text Solution

    |

  5. A car when passes through a convex bridge exerts a force on it which i...

    Text Solution

    |

  6. The angular speed of seconds needle in a mechanical watch is

    Text Solution

    |

  7. The angular velocity of a particle rotating in a circular orbit 100 ti...

    Text Solution

    |

  8. A body of mass 100 g is rotating in a circular path of radius r with...

    Text Solution

    |

  9. A particle comes round a circle of radius 1 m once. The time taken b...

    Text Solution

    |

  10. An unbanked curve has a radius of 60m. The maximum speed at which a ca...

    Text Solution

    |

  11. A wheel completes 2000 revolutions to cover the 9.5 km. distance. the...

    Text Solution

    |

  12. A cycle wheel of radius 0.4 m completes one revolution in one second ...

    Text Solution

    |

  13. The centripetal acceleration is given by

    Text Solution

    |

  14. A cylindrical vessel partially filled with water is rotated about its ...

    Text Solution

    |

  15. If a particle covers half the circle of radius R with constant speed t...

    Text Solution

    |

  16. An aeroplane is flying with a uniform speed of 100 m/s along a circula...

    Text Solution

    |

  17. A body moves with constant angular velocity on a circle. Magnitude of...

    Text Solution

    |

  18. What is the value of linear velocity, if vec(omega) = 3hat(i)-4 hat(j)...

    Text Solution

    |

  19. A stone is tied to one end of a string 50 cm long is whirled in a hori...

    Text Solution

    |

  20. A 100 kg car is moving with a maximum velocity of 9 m//s across a circ...

    Text Solution

    |