How would high levels of inhalation of a refrigerant affect an individual?
A) The skin may burn. B) Delusions may be possible.
C) No adverse reaction would occur. D) Cardiac arrhythmia may occur
D
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Typically, an air-conditioning (cooling) system requires an airflow through the evaporator of ____ cfm per 12,000 Btu/h capacity.
A. 340 B. 360 C. 400 D. 420
Which type of port fuel-injection system uses a fuel temperature and/or fuel-pressure sensor?
A) TBI units only B) Demand delivery systems C) Electronic returnless systems D) All port fuel-injected engines
Nitrification is a two-step process with nitrite (NO2-) being formed in step one and then nitrite being oxidized to nitrate (NO3-) in step 2. Which bacteria are responsible for step 2?
a. Nitrosomonas b. Nitrobacter
If a 0.1 ?F, 0.1 ?F and 0.05 ?F capacitor are connected in series across a 75 V source, the voltage drop across the smallest capacitor equals ________
A) 18.8 V B) 37.5 V C) 100 V D) 50 V