Q1. 3.00 m-long, 350 steel beams extends horizontally from the point where it has been bolted to the framework of a new building under construction. A 66.0 construction worker stands at the far end of beam.
Q2. An elevator has mass 600 kg, not including passengers. The elevator is designed to ascend, at constant speed, vertical distance of 20.0 m (five floors) in 16.0 s, and it is driven by a motor that can provide up to 40 hp to an elevator what is the maximum number of passengers that can ride in the elevator? Imagine that an average passenger has mass 65.0 kg.