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How To Calculate Slopes And Gradients?
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The temporary earth-retaining wall shown consists of planks driven vertically into the ground. The soft, muddy earth creates a triangular pressure against the planks, with max. pressure at the bottom of 12KN/m2Neglecting the weight of the 300 mm-wide plank...
In the figure shown, the support at A is 12 mm below the level of B. The beam is 75 mm x150 mm,E= 13.8 GPa.
The boat travels downstream inof the time as it does going upstream.If the velocity of the river current is 8kph, determine the velocity of the boat in still water.














