ME273: Statics: Chapter 4.5

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4.5: Moment of a Force About a Specified Axis

From the book "Statics" by R. C. Hibbeler, 14th edition
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15:35 Why Ua is the positive y direction. How can we understand that ? Maybe it is negative. Then it would be still on the a-a axis. I cant understand that.

aedemirel_
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Great posts. Please keep posting, if you could post dynamics that would be awsome. Thank you!

edinalibasic
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For 15:30 I don't understand how we found uA

atiyamolla
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can you help me please, I understand how to find by vectors but I didn't understand how to find by scalar

latefal-sadi
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in last example why it is x-component is(-0.1)in position vector?i guess it should be (+0.1).could u explain plz?

zarwishjavid
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5:28 you said any force along the y axis but Mo is not along the y axis

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