Door/torque question

1. The problem statement, all variables and given/known data

A uniform door
weighs 50.0 N and
is 1.0 m wide and
2.6 m high. What is
the magnitude of
the torque due to
the door's own
weight about a
horizontal axis
perpendicular to the
door and passing
through a corner?

http://img519.imageshack.us/img519/5172/untitledwp6.png [Broken]


question; where does t=rF come from? it is not found on my equation sheet...
 
Last edited by a moderator:

radou

Homework Helper
3,085
6
question; where does t=rF come from? it is not found on my equation sheet...
This is extremely elementary. What is the definition of the torque?
 

The Physics Forums Way

We Value Quality
• Topics based on mainstream science
• Proper English grammar and spelling
We Value Civility
• Positive and compassionate attitudes
• Patience while debating
We Value Productivity
• Disciplined to remain on-topic
• Recognition of own weaknesses
• Solo and co-op problem solving
Top