A uniform 1m wooden bar with uniform cross-sectional area of 2.5cm by 2.5cm is suspended at the 60cm mark and kept balanced by hanging a...

      

A uniform 1m wooden bar with uniform cross-sectional area of 2.5cm by 2.5cm is suspended at the 60cm mark and kept balanced by hanging a mass 450g at 100cm mark.
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(i) The density of the material of the metre rule
(ii) The tension T in the string

  

Answers


sharon
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sharon kalunda answered the question on September 26, 2019 at 15:00


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