____ electrodes are used to extend the life of a spark plug.
a. Platinum
b. Titanium
c. Gold
d. Steel
a. Platinum
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Technician A says that a vibration damper, also known as a harmonic balancer, is used to dampen harmful twisting vibrations of the crankshaft. Technician B says that most engines are externally balanced. Which technician is correct?
A) Technician A B) Technician B C) Both technicians D) Neither technician
High pressure hoses have to be used on the high pressure side of the power steering system because pressures can reach as high as ________
A) 750 psi B) 1500 psi C) 2500 psi D) 200 psi
Elements that join pairs together are known as chains.
Answer the following statement true (T) or false (F)
An OSHA certified competent person must be on each excavation site at all working times.
Answer the following statement true (T) or false (F)