The body in the figure is pivoted at O. Three forces act on it in the directions shown: FA = 15.0 N at point A, 5.50 m from O; FB = 17.0 N at point B, 2.90 m from O; and Fc = 23.0 N at point C, 1.50 m from O. Taking the clockwise direction to be negative, what is the net torque about O? Number i FB 160⁰ 90% Units B 135%A 4

The body in the figure is pivoted at O. Three forces act on it in the directions shown: FA = 15.0 N at point A, 5.50 m from O; FB = 17.0 N at point B, 2.90 m from O; and Fc = 23.0 N at point C, 1.50 m from O. Taking the clockwise direction to be negative, what is the net torque about O? Number i FB 160⁰ 90% Units B 135%A 4

University Physics Volume 1

18th Edition

ISBN:9781938168277

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

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

Chapter11: Angular Momentum

Section: Chapter Questions

Problem 94AP: A top has moment of inertia 3.2104kgm2 and radius 4.0 cm from the center of mass to the pivot point....

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Concept explainers

Torque

Torque is the rotational equivalent of linear force in physics and mechanics. Based on the course of study, it is also known as the moment of force, rotational force, or turning effect.

Question

The body in the figure is pivoted at O. Three forces act on it in the directions shown: FA = 15.0 N at point A, 5.50 m from
O; FB = 17.0 N at point B, 2.90 m from O; and Fc = 23.0 N at point C, 1.50 m from O. Taking the clockwise direction to be
negative, what is the net torque about O?
Number
i
FB
160°
90°
B
Units
135°A

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