1.Find the inertia tensor about the origin for a mass of uniform density=1,inside the part of the unit sphere where x>0,y>0,and find the principal moments of inertia and the principal axes.
2.A mason contracted with a general contractor to build an exterior wall from 8-inch CMUs. The wall is 82 feet long and 8 feet high.16The mason must ?nish the wall in 3 days and gets paid $4 per block. At the end of day 1, the mason has installed 220 blocks. Her actual cost (including overhead and pro?t) was $836. Analyze the situation with regard to both the budget and the schedule.