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Home Q & A Board Science-Related Homework Help Physics
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bewley bewley
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7 years ago
A 30.0-kg child sits on one end of a long uniform beam having a mass of 20.0 kg, and a 40.0-kg child sits on the other end.  The beam balances when a fulcrum is placed below the beam a distance 1.10 m from the 30.0-kg child.  How long is the beam?
A) 2.12 m
B) 1.98 m
C) 1.93 m
D) 2.07 m
E) 2.20 m
Textbook 
Principles & Practice of Physics

Principles & Practice of Physics


Edition: 1st
Author:
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rubenphobiarubenphobia
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7 years ago
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bewley Author
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#2
6 years ago
Thank you
Anonymous
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#3
A year ago
Help! The answer is missing an explanation...
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#4
A year ago
Work shown now
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