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At balance you will have the situation: $ f\times cos(a)\times r = F \times R $ To get the bridge to lift you will need f greater than the balance value. Note that with the bridge pivot as drawn you can't get the bridge fully up and if you lift it fully up the actuator can't pull it down as it is past "top dead-centre". Top dead-centre will occur when the ...


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Large diesels function best at a constant shaft speed that represents their optimum operating point. When unloaded, the engines turn at idle speed and from that point, pushing the speed lever forward switches in the motors, increases engine speed, and feeds electricity into the motors with their armature and field windings in parallel. This draws high ...


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