2. Calculate the net torque (magnitude and direction) on the beam in the figure below forthe given forces about (a) an axis through the point O perpendicular to thean axis through the point C perpendicular to theAnswers: (a) 30N m (ccw) (b) 36 N m (ccw)pageand (b)page.30 deg25 N45 deg20 deg10 N30 NT2 m2 m

Given: Let's assume counterclockwise direction as positive.

Calculate the net torque (magnitude and direction) on the beam in the figure below for the given forces about (a) an axis through the point O perpendicular to the page and (b) an axis through the point C perpendicular to the page. Answers: (a) 30 Nm (ccw) (b) 36 Nm (ccw)

Calculate the net torque (magnitude and direction) on the beam in the figure below for the given forces about (a) an axis through the point O perpendicular to the page and (b) an axis through the point C perpendicular to the page. Answers: (a) 30 Nm (ccw) (b) 36 Nm (ccw)

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter10: Rotational Motion And Angular Momentum

Section: Chapter Questions

Problem 23PE: (a) Calculate the rotational kinetic energy of Earth on its axis. (b) What is the rotational kinetic...

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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.

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2. Calculate the net torque (magnitude and direction) on the beam in the figure below for
the given forces about (a) an axis through the point O perpendicular to the
an axis through the point C perpendicular to the
Answers: (a) 30N m (ccw) (b) 36 N m (ccw)
page
and (b)
page.
30 deg
25 N
45 deg
20 deg
10 N
30 N
T
2 m
2 m

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