A certain string just breaks when it is under 25N of tension. A boy uses this string to whirl a 2kg stone in a horizontal circle of radius 3m. The boy continuously increases the speed of the stone. At approximately, what speed will the string break? A 6 m/s 9 m/s 12 m/s 15 m/s

A certain string just breaks when it is under 25N of tension. A boy uses this string to whirl a 2kg stone in a horizontal circle of radius 3m. The boy continuously increases the speed of the stone. At approximately, what speed will the string break? A 6 m/s 9 m/s 12 m/s 15 m/s

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter7: Rotational Motion And Gravitation

Section: Chapter Questions

Problem 15P: A car initially traveling eastward turns north by traveling in a circular path at uniform speed as...

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Concept explainers

Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.

Question

A certain string just breaks when it is under 25N of tension. A boy uses this string to whirl a 2kg stone in a horizontal circle of radius
3m. The boy continuously increases the speed of the stone. At approximately, what speed will the string break?
A
6 m/s
9 m/s
(c) 12 m/s
D
15 m/s

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