The catalytic converter _______
A) Is located in the exhaust system B) Helps reduce NOx emissions
C) Helps reduce HC and CO into H2O and CO2 D) All of the above
D
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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
In Example 14-1, which of the following do you first need to calculate?
A. Total current B. Voltage drop C. Inductive reactance D. Total impedance
The Hamming distance is ________
A) 2p + 1 B) 3 C) 1 D) 2
On a commercial refrigeration system with hot-gas defrost, what does the compressor do during the defrost cycle?
A) It operates to provide the heat for defrost. B) It runs backwards to pump hot gas into the evaporator. C) It cycles like it normally would. D) It shuts off.