Home
Class 12
PHYSICS
A chain of 125 links is 1.25 m long and ...

A chain of 125 links is 1.25 m long and has a mass of 2 kg with the ends fastened together it is set rotating at 3000 `("rev") /("min")`. Find the centripetal force on each link -

A

3.14 N

B

314 N

C

`(1)/(3.14)`N

D

`(1)/(314)`N

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • CIRCULAR MOTION

    MOTION|Exercise EXERCISE - 2|16 Videos
  • CIRCULAR MOTION

    MOTION|Exercise EXERCISE - 3 SECTION -A|14 Videos
  • CIRCULAR MOTION

    MOTION|Exercise EXERCISE - 4|16 Videos
  • CENTRE OF MASS

    MOTION|Exercise Exercise - 4 Level-II|20 Videos
  • COMMUNICATION SYSTEM

    MOTION|Exercise EXERCISE - 3|6 Videos

Similar Questions

Explore conceptually related problems

A chain of 125 links is 1.25 m long and has mass of 2 kg with the ends fastened together. It is set for rotating at 50 revolutions per second. The centripetal force on each link is

A chain of 100 links is 1 m long and has a mass of 2 kg . With the ends fastened together it is set roation at 3000 rpm.then centripetal force on each link is

A disc of mass 25kg and diameter 0.4m is rotating about its axis at 240rev/min. The tangential force needed to stop it in 20 sec would be -

A tractor has rear wheels with a radius of 1.00 m and front wheels with a radius of 0.250 m. The rear wheels are rotating at 100 rev/min. Find (a) the angular speed of the front wheels in revolutions per minute and (b) the distance covered by the tractor in 10.0 min.

A body of mass 2 kg lying on a smooth surface is attached to a string 3 m long and then rotated in a horizontal circle making 60 rev/min. Calculate the centripetal acceleration.

A body of mass 25 kg has a momentum of 125 kg.m/s. Calculate the velocity of the body.

The diameter of a disc is 1m . It has a mass of 20kg . It is rotating about its axis with a speed of 120 rotations in one minute. Its angular momentum in kg m^2//s is

A chain consisting of 5 links each of mass 0.1 kg is lifted vertically with a constant acceleration of 2.5 m//s^(2) as shown in the figure. The force of interaction between the top link and the link immediately below it, will be

A student tries to raise a chain consisting of three identical links. Each link has a mass of 300 gm . The three piece chain is connected to a string and suspended vertically, while the student holding the upper end of he string, pulling it upward. Beacause of the student's pull an upwards force of 12 N is applied to the chain by the string. (g = 10 m//s^(2)) The force exerted by the top link on the middle link.

MOTION-CIRCULAR MOTION-EXERCISE -1
  1. A string of length 1 m is fixed at one end and carries a mass of 100 g...

    Text Solution

    |

  2. A particle is acted upon by a force of constant magnitude which is alw...

    Text Solution

    |

  3. A particle is acted upon by a constant force always normal to the dire...

    Text Solution

    |

  4. A chain of 125 links is 1.25 m long and has a mass of 2 kg with the en...

    Text Solution

    |

  5. A particle P is moving in a circle of radius r with a uniform speed v....

    Text Solution

    |

  6. A simple pendulum of length L and mass (bob) M is oscillating in a pla...

    Text Solution

    |

  7. A mass of 2.9 kg, is suspended from a string of length 50 cm, and is a...

    Text Solution

    |

  8. A car is moving with speed 30m//sec on a circular path of radius 500 m...

    Text Solution

    |

  9. A car of mass 1000 kg moves on a circular path with constant speed of ...

    Text Solution

    |

  10. A boy revolves two balls each of mass 100 gm and tied with strings o...

    Text Solution

    |

  11. It mass, speed and radius of the circle of a particle moving uniformly...

    Text Solution

    |

  12. A car while travelling at a speed of 72 km/hr. Passes through a curved...

    Text Solution

    |

  13. A particle is projected so as to just move along a vertical circle of ...

    Text Solution

    |

  14. A small body of mass m slide without friction from the top of a hemisp...

    Text Solution

    |

  15. The roadway of a bridge over a canal is in the form of a circular arc...

    Text Solution

    |

  16. A cyclist is moving on a circular track of radius 80 m with a velocity...

    Text Solution

    |

  17. Keeping the banking angle same , to increase the maximum speed with wh...

    Text Solution

    |

  18. A motor cyclist moving with a velocity of 72 km/hour on a flat road ta...

    Text Solution

    |

  19. A person stands in contact against a wall of cylindrical drum of radiu...

    Text Solution

    |

  20. When the road is dry and the coefficient of friction is mu, the maximu...

    Text Solution

    |