A .208-kg toy whistle can be whirled in a horizontal circle of 1.00 m radius at a maximum of 3.00 rev/s b4 the string breaks. What is the force needed to break the string.(adsbygoogle = window.adsbygoogle || []).push({});

I don't know how to start this problem but this is what i got.

first i found frequency which is 1/3

and then i got omega = 2pi 1/3

i think this is all wrong cuz the answer is 73.9N

someone please help!

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# EASY PROBLEM - Force to break the string.

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