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Two-pan balance
Two-pan balance
If the length of the lever arm is four times the load it has to bear, then the force to equalise the lever arm is one quarter of that load.
Grade 9
35 kB
mozaLink
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If the length of the lever arm is four times the load it has to bear, then the force to equalise the lever arm is one quarter of that load.
Grade 9
35 kB
mozaLink
/Weblink
