The hole drilled in sheet metal for a tapping screw should be the approximate size of the ____.
A. thread diameter
B. thread root diameter
C. shank diameter
D. head diameter
Answer: B
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All welding jobs require that the welder be certified.
Answer the following statement true (T) or false (F)
Technician A says that the reason for twisting the wires on a J1939 data backbone is to enable the data bus to act as a giant aerial. Technician B says that J1939 requires the data wire pair to cycle through one full cycle twist per 1 centimeter of length. Who is correct?
A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B
The ____________________ (wheat, rice, corn, and barley) were the first plants to be domesticated
Fill in the blank(s) with correct word
All machinery needs periodic maintenance—even if the machine is working fine
Indicate whether the statement is true or false.