The proximity switch is a generic term; it is a device capable of acting as a(n) ____________________ switch when in the presence or close proximity of an object.
Fill in the blank(s) with the appropriate word(s).
electronic
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What is recommended advice for selecting the appropriate starting gear?
A. use the lowest gear ratio to start moving B. select a gear ratio that allows you to start moving with the engine at idle rpm C. select the highest gear in deep reduction range D. use the lowest gear in high range
Why are capacitors rated at higher voltages than the unit line voltage?
A) Charging and discharging in series with an inductive load subjects them to high voltage. B) Capacitors increase the voltage to the motor. C) They are overrated as a safety measure. D) They are charged with a high voltage at the factory.
A(n) ____________________ is a transformer that limits the lamp current while providing the necessary high-starting voltage for fluorescent and HID lamps.
Fill in the blank(s) with the appropriate word(s).
The injectors are being serviced on a Bosch fuel injection system. Technician A says the seals often leak and should be inspected carefully any time the injectors are removed. Technician B says petroleum jelly is generally regarded as the best O-ring installation lubricant. Who is correct?
A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B