Mel is starting out a career in the HVACR industry, and knows he wants to work on large-capacity systems that serve office buildings. What's the typical capacity of these chillers?

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.