Select the correct answer from each drop-down menu. Which pencil should Edward use? Edward is creating a new design for his latest assignment. He first uses a 1to create a rough sketch for the design. Once he is confident of the design he uses the2, retracing the drawing and making it darker. Options for 1:
5B
3B
3H
Options for 2:
3B
5H
3H

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

What are the major differences between injection molding and extrusion?

A)-in the process of engineering design, explain the contribution of material selection. b)- explain the procedure of synthesis as is employed in engineering design. c)- is there any relationship between ergonomics and engineering design? explain. d)- safety consideration in engineering design includes human, product and the enviroment . explain how safety will be incorporated into the design?