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## Homework Statement

Refer to solution II , the author used the scalar analysis( dot product) to get the direction of moment ...IMO , this is incorrect ... Only cross product can be determined this way . correct me if i'm wrong .

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- Thread starter goldfish9776
- Start date

- #1

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Refer to solution II , the author used the scalar analysis( dot product) to get the direction of moment ...IMO , this is incorrect ... Only cross product can be determined this way . correct me if i'm wrong .

- #2

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- #3

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how can the direction of moment(scalar analysis) determined using the right hand grip rule ?

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