Collect the following objects from around the house. 3 - rectangular items 2 - triangular items 3 - 3 dimensional rectangular item Click the Activity button to open the data table. Download the document, complete the measurements, and make the appropriate calculations.

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.