At the instant shown the tensions in the vertical ropes AB and DE are 300 N and 200 N, res...

At the instant shown the tensions in the vertical ropes AB and DE are 300 N and 200 N, respectively. Knowing that the mass of the uniform bar BE is 5 kg, determine, at this instant, (a) the force P, (b) the magnitude of the angular velocity of each rope, (c) the angular acceleration of each rope.