Forces, Moments and couple question, Can you please check its right

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SUMMARY

The discussion focuses on the analysis of forces and moments in mechanical systems, specifically addressing the vertical component of the force at point F, which is confirmed to be -3 kN. The conversation also clarifies how to replace a force and a moment with a resultant force, emphasizing that the resultant force must equal the original force F, and the distance d must be determined such that F*d equals the moment M. Additionally, the direction of the resultant moment must align with the direction of the original moment M.

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robm
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Please find the attachment below. Thanks
 

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Regarding a): the vertical component of the 'force at F' equals -3 kN. (I assume it was just a typo, since you used -3 kN in b).)

Regarding c): how to replace a force and a moment with a resultant force (if I got that right)? Well, the resultant force must equal the force F, and the distance d between that resultant and the 'old' resultant force must be chosen so that F*d = M, i.e. it is replacine the moment M now, too. Further on, the 'direction' of the moment F*d must equal the 'direction' of the moment M.
 

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