Rock on a String#
A child ties a 1.25 kg rock to the end of a string and whirls it at a constant speed in a horizontal circle of radius 48 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 300 N?
Answer Section#
11.0 m/s
1.0 m/s
18.0 m/s
-9.0 m/s
31.0 m/s
Attribution#
Problem is licensed under the CC-BY-NC-SA 4.0 license.