(a) When opening a door, you push on it perpendicularly with a force of 38.0 N at a distance of 0.830 m from the hinges. What torque (in N-m) are you exerting relative to the hinges? (Enter the magnitude.) N-m (b) Does it matter if you push at the same height as the hinges? O Yes O No

(a) When opening a door, you push on it perpendicularly with a force of 38.0 N at a distance of 0.830 m from the hinges. What torque (in N-m) are you exerting relative to the hinges? (Enter the magnitude.) N-m (b) Does it matter if you push at the same height as the hinges? O Yes O No

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter12: Rotation I: Kinematics And Dynamics

Section: Chapter Questions

Problem 72PQ: Consider the disk in Problem 71. The disks outer rim hasradius R = 4.20 m, and F1 = 10.5 N. Find the...

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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

(a) When opening a door, you push on it perpendicularly with a force of 38.0 N at a distance of 0.830 m from the hinges. What torque (in N-m) are you exerting relative to the hinges? (Enter the
magnitude.)
N•m
(b) Does it matter if you push at the same height as the hinges?
O Yes
O No

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