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- Thread starter hjkklm
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- #2

Simon Bridge

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Please provide your best attempt so far - that way we can give you the help you personally need.

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I will find the forces component firstly. x-component=150cosθ N (h cm), y-component=150sinθ N (40cm)

150cosθ N= 170N <----but it is math error or no solution

Then I can't find, help please.

- #4

Simon Bridge

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Start by drawing free body diagrams for the collar and the weight - separately.

Don't forget the tension in the cable.

If the angle between the rod and the cable (off the collar) is A, then you can express the trig functions in terms of things you know: eg. tan(A)=40/h.

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