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    I think my brain has gone dead can some one explain part b) of this question to me please, its dead easy but I don't get it

    the ans is wx+ F2x2
    but I don't get how to get this ans.
    the principle of moments states that sum on anticlockwise moments = sum of clockwise moments.
    thanks

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    (Original post by Exotic-L)
    I think my brain has gone dead can some one explain part b) of this question to me please, its dead easy but I don't get it

    the ans is wx+ F2x2
    but I don't get how to get this ans.
    the principle of moments states that sum on anticlockwise moments = sum of clockwise moments.
    thanks

    Name:  Capture.PNG
Views: 52
Size:  28.8 KB
    Sum of clockwise moments= Sum of anticlockwise moments
    so multiply moments of both sides of the pivot and set them equal to each other

    i.e. all moments of the left side= all moments on the right side
 
 
 
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