Rock on a String#

A child ties a 0.5 kg rock to the end of a string and whirls it at a constant speed in a horizontal circle of radius 83 cm.

Part 1#

What, approximately, is the maximum speed at which the rock may be whirled if the string will break when the tension exceeds 500 N?

Answer Section#

  • 29.0 m/s

  • 19.0 m/s

  • 30.0 m/s

  • 9.0 m/s

  • 49.0 m/s

Attribution#

Problem is licensed under the CC-BY-NC-SA 4.0 license.
The Creative Commons 4.0 license requiring attribution-BY, non-commercial-NC, and share-alike-SA license.