(Solved):
3. The inclined surface shown, hinged along edge A, is \( 5 \mathrm{~m} \) wide . Determine the re ...
3. The inclined surface shown, hinged along edge A, is \( 5 \mathrm{~m} \) wide . Determine the resultant force, \( F_{R} \), of the water and the air on the inclined surface. (10)