What are the reactions at the support? (momentum)

  • Thread starter Curious314
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  • #1
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I am taking this course online, and in one of the slides there is this example, but i can't figure out the signs in the momentum formula.
THANKS!

so here is the exersice:
 

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Answers and Replies

  • #2
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It's not immediately clear to me just from the diagram what the direction of the couple (torque) is supposed to be at the end of the object, but given that they put a negative sign on the 2ft, 200lb moment (not momentum), I infer that the torque is in the opposite direction than that.
 

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