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Q5. A rectangular oil barge of light displacement 300 tonne is 60 m tong and 10 m wide. The barge is divided by four transverse bulkheads into five Compartments of equal length.

When compartments 2 and 4 contain equal quantities of oil and the other compartments are empty, the barge floats at a draught of 3 m in fresh water of density 1000 kg/m³.

(a) Plot EACH of the following curves on a base of barge length:

(i) curve of toads; (4)

(ii) curve of shearing forces; (4)

(iii) curve of bending moments.  (5)

(b) State the magnitude and position of the maximum bending moment. (3)