5. Write a loop that will print the following
4 12 20 28 36 44

Modern high speed trains do not have perpendicular expansion gaps where rails are joined end-to-end any more they are mostly welded together but what might happen if there was a spell of particularly hot weather that causes inspection of the tracks?

How to increase the thermal officiency of an ideal simple rankino cycle? among these methods, which one is the best and why?

What is creep? what is stress relaxation?