Extracted text: Assessment Task Solve the given problems: 1. An I section has the following dimensions in mm units. Top flange = 150 x 50 Bottom flange = 300 x100 Web = 300 x 50 Find the center of gravity (centroid). 2. A hemisphere of 60 mm diameter is placed on the top of the cylinder having 60 mm diameter. Find the center of gravity of the body from the base of the cylinder if its height is 100 mm. 3. A circular hole of 50 mm diameter is cut out from a circular disc of 100 mm diameter as shown in figure, find the center of gravity of the section. 100 mm mm