Asteel beam has a rectangular cross section (b mm and h mm) with a length, l m. for steel, e in gpa and p in kg/m3. the beam supported in : fixed-free determine a) list the boundary conditions b) compute the three lowest temporal frequencies. lenth, l (m) b (m) h (m) e (gpa) density, p (kg/m3) 1.50 ,0.155, 0.060, 200, 7750 respectivley

blue light is scattered in different directions by the tiny molecules of air. blue is scattered more than other colours because it has a shorter distance to travel which results in smaller waves. this is why we see a blue sky most of the time.

answer a fan shaped mass of sediment deposited at the base of a mountain front do to an abrupt change in stream gradient;

answergravity;