Resistance welding machines contain a(n) ____ to regulate the timing of the weld cycle.
A. mechanical system
B. electrical circuit
C. current regulator
D. control system
Answer: D
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La iluminación en riel en una pared debe instalarse por lo menos _____ encima del suelo a menos que esté protegido o sea un riel de tipo de baja tensión.
a. 5' (1,52 m) b. 6' (1,83 m) c. 8' (2,44 m) d. 10' (3,04 m)
Which of these operations should be performed first?
A) Grinding the valves B) Grinding the seats C) Installing replacement guides D) Resurfacing the head
Two technicians are discussing disc brake rotor service. Technician A says that the inner races (bearing cups) should be removed from the rotor before it is mounted on the lathe. Technician B says that a non-directional finish on the rotor surfaces can be obtained by using sandpaper. Which technician is correct?
A) Technician A only B) Technician B only C) Both Technicians A and B D) Neither Technician A nor B
D = Diameter of circle
Carry the answer to two decimal places.
A circle has a circumference of 31.4 meters. What is the diameter?
Fill in the blank(s) with the appropriate word(s).