The uniform 100-kg beam AB is hanging initially at rest with Θ = 0 when the constant for...

The uniform 100-kg beam AB is hanging initially at rest with Θ = 0 when the constant force P = 300 N is applied to the cable. Determine (a) the maximum angular velocity reached by the beam with the corresponding angle Θ and (b) the maximum angle Θ^max reached by the beam.