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secondary 4 | E Maths
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( pure physic qn )
how do you get 4:5 as the answer ? please help thanks !
Date Posted: 6 years ago
Views: 401
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done
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clear
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It's a 2 pivot system - just take moments about X or Y. Above, I used Y as the pivot, to calculate Fx. The weight, W acts at the centre of the uniform beam.
Date Posted:
6 years ago
thankyou!
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