Which organizations specify standards for electric motors? More than one response required
A) Air-conditioning Heating Refrigeration Institute (AHRI)
B) National Electrical Manufacturers Association (NEMA)
C) American Society Heating Refrigeration Air-conditioning Engineers [ASHRAE]
D) International Electrotechnical Commission (IEC)
B, D
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The market supply curve can be found by
A) Looking at the quantity supplied in the previous period. B) Adding the supply response for all firms for a given set of prices. C) Adding the quantities the firms could supply at a break-even price. D) None of the above.
To show that a line is ____, the draftsperson usually uses a thin, broken line of short dashes.
A. visible B. hidden C. centered D. referenced
One method of providing an accurate thermocouple interface is
A) capacitive coupling B) use a reference voltage in the feedback circuit C) use a swamping resistor D) use a reference thermocouple
What condition is indicated by transient high exhaust temperatures or a visible glow from the DPF canister at night?
A. Low DEF level. B. Inlet air restrictions. C. High altitude operation. D. Normal operating condition in a vehicle equipped with a DPF during regeneration.