Each hoistway elevator pit shall have at least one ____-volt, single phase, 15- or 20-ampere duplex receptacle
A. 100
B. 120
C. 125
D. 140
Answer: C
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Four-stroke cycle engines are usually lighter weight than two-stroke cycle engines
Indicate whether the statement is true or false
Technician A says that the conventional oxygen sensor produces a fluctuating high/low voltage signal. Technician B says an air/fuel ratio sensor produces a more constant output signal voltage. Who is correct?
A. A only B. B only C. both A and B D. neither A nor B
Before handling printed circuit boards, technicians should discharge any static electricity from their bodies by:
A) Rubbing their feet several times on the carpet to remove excess electrons. B) Touching a grounded metal frame. C) Momentarily grabbing both ends of the power source to neutralize themselves. D) Wiping their hands with a silk rag to remove excess electrons from their hands.
A sheet metal screw that does not require a drilled receiving hole is called ____________________.
Fill in the blank(s) with the appropriate word(s).