Garret, who has a mass of 65 kg, leisurely rests 1.5 m from…

Garret, who has a mass of 65 kg, leisurely rests 1.5 m from the end of a 200 kg, 6.0 m long uniform wooden beam, which is horizontally attached to a building via a hinge and cable. Unfortunately for Garret, the cable snaps, so Garret grabs onto the beam as it falls. Assuming the hinge remains fixed to the wall and Garret and the beam rotate together, what is the magnitude of the initial angular acceleration of the beam?

Unlike a roller coaster, the seats in a Ferris wheel swivel…

Unlike a roller coaster, the seats in a Ferris wheel swivel so that the rider is always seated upright. Mican, who has a mass of 55kg, rides a 30-m-diameter Ferris wheel rotates once every 35 s. What is Mican’s apparent weight at the lowest point of the circle?