feranmiayeni749
feranmiayeni749 feranmiayeni749
  • 08-01-2023
  • Physics
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15. A uniform beam AB of length 100m and weight 20N rests on a supports P and Q placed 20m from each end of the beam. Weights of 50N and 5N are placed at A and B respectively. Calculate the reaction at P and Q.
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