The coefficient of kinetic friction between a box and the floor is u, = 0.16 and the coefficient of static friction is u, = 2.0µ.(a) Calculate the ratio of static to kinetic friction force if m = 9 kg.(b) Will the ratio change if the value of m is changed but u, still equals 2.0µ?YesNo

Given data The coefficient of kinetic friction is given as μk=0.16. The coefficient of static…

The coefficient of kinetic friction between a box and the floor is H = 0.16 and the coefficient of static friction is u = 2.04. (a) Calculate the ratio of static to kinetic friction force if m = 9 kg. (b) Will the ratio change if the value of m is changed but 4, still equals 2.04? Yes • No

The coefficient of kinetic friction between a box and the floor is H = 0.16 and the coefficient of static friction is u = 2.04. (a) Calculate the ratio of static to kinetic friction force if m = 9 kg. (b) Will the ratio change if the value of m is changed but 4, still equals 2.04? Yes • No

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter2: Vectors

Section: Chapter Questions

Problem 2.13CYU: Check Your Understanding Find the angle between forces F1and F3in Example 2.16.

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Concept explainers

Static and Kinetic Friction

Kinetic friction comes into existence when there are moving surfaces means in other words we can say that the force which comes into existing between moving surfaces is known as kinetic friction.

Question

The coefficient of kinetic friction between a box and the floor is u, = 0.16 and the coefficient of static friction is u, = 2.0µ.
(a) Calculate the ratio of static to kinetic friction force if m = 9 kg.
(b) Will the ratio change if the value of m is changed but u, still equals 2.0µ?
Yes
No

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