The transmitter section of a photodetector is the light source, which is generally a long life ____ bulb.
A. fluorescent
B. halogen
C. LED
D. incandescent
Answer: D
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?What type of groove is usually used for horizontal butt welds on ΒΌ in (6 mm) thick plates?
A. ?fillet groove B. ?V-groove C. ?U-groove, slower D. ?bevel groove
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How are SFI injectors controlled by the PCM?
What will be an ideal response?
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Materials that increase their resistance with an increase in temperature have a _____ coefficient of temperature.
A. positive B. negative
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A float switch is used when a pump motor must be started and stopped according to changes in the water (or other liquid) level in a tank or sump.
Answer the following statement true (T) or false (F)
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