A three-phase uncontrolled rectifier is connected to a 3-phase 4-wire 220V AC source. If the load resistance is 20 ohms, find.

a. The net joint reaction forces and moment at the L4/L5 joint using a static symmetrical bottom-up approach.
b. Childhood obesity is a major problem these days.
c. Obviously, our public health officials have not been doing their job.
d. A randomized controlled trial to compare intensive management versus standard care in early psoriatic arthritis.