I need help with this drawing how can you make the small rectangle within the block and and how do you make the second shape. I am really struggling with this

The temperature of air decreases as it is compressed by an adiabatic compressor. a)- true b)- false

Draw the engineering stress-strain curve for (a) bcc; (b) fcc metals and mark important points.

What is the chief metrological difference between measuring with a microscope and with an electronic comparator? a. the microscope is limited to small workpieces. a. the microscope is limited to small workpieces. c. the comparator can only examine one point on the workpiece. d. the microscope carries its own standard.