Before handling printed circuit boards, technicians should discharge any static electricity from their bodies by:
A) Touching a grounded metal frame.
B) Momentarily grabbing both ends of the power source to neutralize themselves.
C) Wiping their hands with a silk rag to remove excess electrons from their hands.
D) Rubbing their feet several times on the carpet to remove excess electrons.
A
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In declaring their independence, the Confederate States asserted that they were following the historical example of the
A. nullification crisis in South Carolina. B. principles of self-determination of the Declaration of Independence. C. Texas declaration of independence from Mexico. D. French Revolution. E. Mexican Revolution toppling Spanish colonial rule.
What is the MMC of a shaft with the dimension Ø.745/.755?
a. .745 b. .755 c. .750 d. none of the above
How many TDM channels fit into one Fast Ethernet circuit?
A) 28 B) 18 C) 24 D) 36 E) None of the above
When troubleshooting an air-to-air heat pump, the technician notices that warm air is coming out of the indoor coil during a call for cooling. What is the most likely problem?
A. defective room thermostat B. defective reversing valve C. defective compressor D. defective defrost control E. a or b