Technician A uses a face shield when using any type of pressure or chemical procedure. Technician B uses protective gloves when working with solvents. Which technician is correct?
A) Technician A B) Technician B C) Both technicians D) Neither technician
C
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The least material condition of the shaft dimension Ø.625/.620 is:
a. .625 b. .620
If the spring pressure of a water regulating valve is increased, the system head pressure will also increase.
Answer the following statement true (T) or false (F)
If a laptop computer weighting 22 N is dropped from a distance of 1 m onto a floor, determine the average reaction force from the floor if the time of contact is changed by using different cushion materials as shown in the accompany table.
Some circuits employ the use of normally open auxiliary contacts to prevent motor 2 from starting before motor 1, and motor 3 cannot start before motor2. These normally open auxiliary contacts that control the starting sequence are often called ____contacts.
A. automatic B. permissive C. energizing D. overload