When a skydiver is falling and the force of air resistance is equal to the force of gravity, what happens to the skydiver's motion?

If the ama of the inclined plane below is 2, calculate the ima and efficiency. ima = efficiency =

Explain the comparisons between nature and packingtown that appears on pages 81 and 82 answer

The space between two 15-in.-long concentric cylinders is filled with glycerin (viscosity = 8.5 × 10-3 lb·s/ft2). the inner cylinder has a radius of 1 in. and the gap width between cylinders is 0.1 in. determine (a) the torque and (b) the power required to rotate the inner cylinder at 180 rev/min. the outer cylinder is fixed. assume the velocity distribution in the gap to be linear.