The amusement park ride rotates with a constant angular velocity of = 0.8 rad/s. If th...

The amusement park ride rotates with a constant angular velocity of = 0.8 rad/s. If the path of the ride is defined by r = (3 sin θ + 5) m and z = (3 cos θ)m, determine the r, θ, and z components of force exerted by the seat on the 20-kg boy when θ = 120°.