Technician A says that oxygen sensors can be tested using a test light or jumper wire. Technician B says conditions can occur that cause the oxygen sensor to be fooled and give a false lean or false rich signal to the PCM. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
B
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Considering fuel shortages and high prices, the heat-circulating fireplace unit is desirable because it provides an emergency source of heat and helps lower the overall price of heating a home.
Answer the following statement true (T) or false (F)
Which of the following statements are true about direct and indirect lighting? Select all that apply.
A) Indirect lighting produces less glare but more shadows than direct lighting. B) Indirect lighting can use equal or less power to produce higher quality light. C) Indirect lighting uses less energy than direct to produce equal illumination. D) Most people would prefer to work under direct lighting.
Bramble fruit grows well in a pH as low as _____
A) 6.5 to 6.8 B) 4.5 to 6.0 C) 4.0 to 4.5 D) 5.5 to 5.8
What is the most frequently used type of electric space heater for residential and commercial buildings?
A) Cabinet-style electric heaters B) Infrared electric heaters C) Convection baseboard electrical heaters D) Suspended forced air heaters