Question about axis of rotation for torque (would really appreciate some help)

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The discussion centers on the fundamental concepts of torque, specifically the nature of the axis of rotation and the definition of the lever arm. The axis of rotation is confirmed to be a line, while the lever arm is defined as the shortest distance between the line of action and the axis of rotation. These clarifications are essential for understanding torque mechanics in physics.

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starburst
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Hi Guys so I would really appreciate if I could get some help with this question I have, I have a test in a couple days!

So we are learning about torque and there are a couple components of torque that I'm a bit confused about.

1. Is the axis of rotation a line or just a point?

2. Is the lever arm the shortest length b/t the "line of action" and the axis?

Thank you very much!
 
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starburst said:
1. Is the axis of rotation a line or just a point?
A line.

2. Is the lever arm the shortest length b/t the "line of action" and the axis?
Yes.

You want to browse this site: http://hyperphysics.phy-astr.gsu.edu/hbase/torcon.html"
 
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