Calculating Center of Gravity: Bethany, Serendipity & Cardinal Glick

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Homework Help Overview

The problem involves calculating the center of gravity for a wheelbarrow system where two individuals exert forces while carrying a load. The subject area pertains to mechanics and lever systems.

Discussion Character

  • Exploratory, Assumption checking

Approaches and Questions Raised

  • Participants discuss the concept of the wheelbarrow as a lever and question how to determine the center of gravity without a defined length for the bucket. There is an exploration of the relationship between the forces exerted and the load being carried.

Discussion Status

The discussion is ongoing, with participants providing pointers and clarifications about the mechanics involved. Some guidance has been offered regarding the interpretation of the wheelbarrow's arm length and its relevance to the center of gravity.

Contextual Notes

There is a noted lack of information regarding the specific dimensions of the bucket, which may affect the calculation of the center of gravity. Participants are navigating assumptions about the system setup.

joel amos
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Homework Statement


If Bethany and Serendipity each exert a force of 350 N on each arm of a wheelbarrow with 1.25 m arms and carry Cardinal Glick in the bucket, who has a weight of 1,050 N, where is the center of gravity of the bucket and the Cardinal with respect to the wheel?

Pointers would be nice, as I'm not sure how to go about this. All help is welcome.
 
Last edited:
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The wheelbarrow's arm is a lever.
 
Yes, I realize this bit. The part I don't get is how to find the center of gravity, especially since the bucket was never assigned a length.
 
The length is given - this is the arm's length. Google for "wheelbarrow" and look at pictures if that is not clear. The center of gravity of the bucket + load is where the downward force applies to the arm.
 

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