Prior to the invention of a revolutionary means of travel, people had to make long, dangerous journeys to cross parts of the country. Due to this development, society was revolutionized as travel became safe and efficient. Which is most likely the first invention that changed society so much? A. the airplane B. the steam engine C. the car D. the train

When at a point two solid phase changes to one solid phase on cooling then it is known as a) eutectoid point b) eutectic point c) peritectic point d) peritectoid point

Water at 70°f and streams enter the mixing chamber at the same mass flow rate, determine the temperature and the quality of the exiting stream. 0 psia is heated in a chamber by mixing it with saturated water vapor at 20 psia. if both streams enters the mixing chamber at the same mass flow rate, determine the temperature and the quality of the existing system.

What is the major difference between thermoplastics and thermosetting plastics from the polymerization structure point of view?