The electric rear window defogger system is being discussed. Technician A says the grid is a series of controlled voltage amplifiers. Technician B says to protect the vehicle's electrical system, a timer circuit may be incorporated. Who is correct?
A. Technician A only
B. Technician B only
C. Both Technician A and B
D. Neither Technician A nor B
Answer: B
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Which type of fire extinguisher medium is capable of killing an engine runaway while causing minimal damage and mess inside the engine?
A. Water B. Carbon dioxide C. Dry chemical D. Soda-acid
What is the step-down turns ratio of a transformer with 200 turns in the primary and 100 turns in the secondary?
a. 1:2 b. 2:1 c. 2:2 d. 3:4
________________ is a boundary that takes into consideration the combined effect of feature size at MMC and geometric tolerance.
Fill in the blank(s) with the appropriate word(s).
What is the purpose of a chiller economizer?
A) To superheat the liquid refrigerant before it enters the chiller B) To limit the compressor current draw C) To subcool the liquid refrigerant before it enters the chiller D) To use outdoor air for cooling