1.What are the basic components of a building ? Discuss the main requirements of each part to fulfill its primary function.
2.Three solid shafts, each of 3/4 in. diameter, are connected by the gears shown. Knowing that G=11.2*10^6 psi, determine (a) the angle through which end A of shaft AB rotates, (b) the angle through which end E of shaft EF rotates.